From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753237AbYAPSZz (ORCPT ); Wed, 16 Jan 2008 13:25:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751343AbYAPSZp (ORCPT ); Wed, 16 Jan 2008 13:25:45 -0500 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:50493 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751270AbYAPSZo (ORCPT ); Wed, 16 Jan 2008 13:25:44 -0500 Date: Wed, 16 Jan 2008 18:24:19 +0000 From: Alan Cox To: linux-kernel@vger.kernel.org, hpa@zytor.com Subject: EDD hangs Message-ID: <20080116182419.2e5087bd@lxorguk.ukuu.org.uk> X-Mailer: Claws Mail 3.2.0 (GTK+ 2.12.3; x86_64-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On a box here the kernel hangs on boot without "edd=off". Adding printfs as hpa suggested shows that it correctly scans BIOS disk 1 (0x80) then on disk 2 (PDC20263) it gets a version then hangs trying to read the MBR Alan