Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752774AbZGXLDi (ORCPT ); Fri, 24 Jul 2009 07:03:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752575AbZGXLDi (ORCPT ); Fri, 24 Jul 2009 07:03:38 -0400 Received: from fg-out-1718.google.com ([72.14.220.157]:23284 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752567AbZGXLDh (ORCPT ); Fri, 24 Jul 2009 07:03:37 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=Nye1IhowT9SWGl/vy90hBEezbNg2XzOS+DVdwSt0aVRpJqHb+IznSOAV1xTdulNahX Nfhu92vtv94KDKQUFCxMP2n7f4l3YU6PSGrzc25esHQM/PklXFavm3br6ukYb2wnwxam TYGcdcJRgJKvVpCTEf05C4bPyoo96HKDOjDRU= Message-ID: <4A699506.4010006@gmail.com> Date: Fri, 24 Jul 2009 13:03:34 +0200 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1pre) Gecko/20090528 SUSE/3.0b2-11.8 Thunderbird/3.0b3pre MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: Thomas Meyer , Parag Warudkar , linux-kernel@vger.kernel.org, sds@tycho.nsa.gov, jmorris@namei.org, eparis@parisplace.org Subject: Re: 2.6.31-rc2: BUG: unable to handle kernel NULL pointer dereference References: <1247410030.1095.1.camel@localhost> <4A5A46ED.7010907@gmail.com> <1248117834.7185.17.camel@localhost> <200907222228.18615.rjw@sisk.pl> In-Reply-To: <200907222228.18615.rjw@sisk.pl> Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 767 Lines: 18 On 07/22/2009 10:28 PM, Rafael J. Wysocki wrote: > On Monday 20 July 2009, Thomas Meyer wrote: >> Maybe memory in acpi S3 is not so stable? Is this possible? > > Generally, it is, but I haven't seen it happen yet. In theory, if the memory > chips are not refreshed appropriately while suspended, something like this may > happen. You can check it by a program from: http://lkml.org/lkml/2008/4/24/439 Only change 1000000000 to circa 5/6 of your memory size. Suspend the machine after "alloced" appears on the console. -- 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/