Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763296AbXFGQck (ORCPT ); Thu, 7 Jun 2007 12:32:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754439AbXFGQcd (ORCPT ); Thu, 7 Jun 2007 12:32:33 -0400 Received: from mx1.redhat.com ([66.187.233.31]:51165 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753978AbXFGQcc (ORCPT ); Thu, 7 Jun 2007 12:32:32 -0400 Message-ID: <4668276E.4030504@redhat.com> Date: Thu, 07 Jun 2007 11:42:38 -0400 From: Chuck Ebbert Organization: Red Hat User-Agent: Thunderbird 1.5.0.12 (X11/20070530) MIME-Version: 1.0 To: john stultz CC: lkml , Sripathi Kodi , Bernhard Walle , "Eric W. Biederman"@redhat.com Subject: Re: [BUG] sysrq-m oops References: <1181176035.6275.13.camel@localhost.localdomain> In-Reply-To: <1181176035.6275.13.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1033 Lines: 27 On 06/06/2007 08:27 PM, john stultz wrote: > Hey All, > With 2.6.21 and the current -git, we're seeing the following oops when > we try sysrq-m: > It's here in arch/x86_64/mm/init.c::show_mem(): for_each_online_pgdat(pgdat) { for (i = 0; i < pgdat->node_spanned_pages; ++i) { page = pfn_to_page(pgdat->node_start_pfn + i); total++; ======> if (PageReserved(page)) reserved++; else if (PageSwapCache(page)) cached++; else if (page_count(page)) shared += page_count(page) - 1; } } page is completely bogus (it's 0x0000000003480000) - 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/