Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1945957AbWBDL4t (ORCPT ); Sat, 4 Feb 2006 06:56:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1945926AbWBDL4t (ORCPT ); Sat, 4 Feb 2006 06:56:49 -0500 Received: from fep30-0.kolumbus.fi ([193.229.0.32]:62686 "EHLO fep30-app.kolumbus.fi") by vger.kernel.org with ESMTP id S1945925AbWBDL4s (ORCPT ); Sat, 4 Feb 2006 06:56:48 -0500 Date: Sat, 4 Feb 2006 13:58:18 +0200 (EET) From: Kai Makisara X-X-Sender: makisara@kai.makisara.local To: Hugh Dickins cc: Ryan Richter , Linus Torvalds , James Bottomley , Nick Piggin , Andrew Morton , Roland Dreier , Brian King , Willem Riede , Doug Gilbert , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org Subject: Re: Fw: crash on x86_64 - mm related? In-Reply-To: Message-ID: References: <20060104172727.GA320@tau.solarneutrino.net> <20060105201249.GB1795@tau.solarneutrino.net> <20060109033149.GC283@tau.solarneutrino.net> <20060109185350.GG283@tau.solarneutrino.net> <20060118001252.GB821@tau.solarneutrino.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 956 Lines: 28 On Fri, 3 Feb 2006, Hugh Dickins wrote: > On Wed, 18 Jan 2006, Hugh Dickins wrote: > > On Tue, 17 Jan 2006, Ryan Richter wrote: > > ... > > The st problem (Bad page state, > > mapcount 2 while count 0, from sgl_unmap_user_pages) ought to be a lot > > easier to debug than a random reboot: but I've still no suggestion. > > I guessed it last week, Ryan verified that booting with "iommu=nomerge" > worked around it, and then that the 2.6.15 patch below fixes it. > I have tested the patch and did not find any problems. I suppose you will send this to the stable team for inclusion into 2.6.15.x? You can add Signed-off-by: Kai Makisara Thanks for fixing this problem. -- Kai - 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/