From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933889AbXG3OGG (ORCPT ); Mon, 30 Jul 2007 10:06:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761529AbXG3OFy (ORCPT ); Mon, 30 Jul 2007 10:05:54 -0400 Received: from terminus.zytor.com ([198.137.202.10]:54114 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761226AbXG3OFx (ORCPT ); Mon, 30 Jul 2007 10:05:53 -0400 Message-ID: <46ADF02F.7010800@zytor.com> Date: Mon, 30 Jul 2007 07:05:35 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.5 (X11/20070719) MIME-Version: 1.0 To: bbpetkov@yahoo.de CC: Xudong Guan , linux-kernel@vger.kernel.org, Chuck Ebbert Subject: Re: 2.6.23-rc1: no setup signature found... References: <20070726150854.GA7034@xguan-laptop> <46A8BB6C.6050903@zytor.com> <20070726163053.GA4570@gollum.tnic> <46A8E3F9.5070809@zytor.com> <20070727013615.GC4570@gollum.tnic> <46A9753A.1010206@zytor.com> <20070729085059.GA10758@gollum.tnic> <20070729092402.GA2272@xguan-laptop> <20070729103706.GA16780@gollum.tnic> <46AC9B28.6060906@zytor.com> <20070729191528.GA5166@gollum.tnic> In-Reply-To: <20070729191528.GA5166@gollum.tnic> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Borislav Petkov wrote: > Breakpoint 4, 0x00040200 in ?? () > 1: x/i ($cs << 4) + $eip 0x40300: lea (%si),%dx > (gdb) p/x $ds > $1 = 0x18 This isn't the setup code, it's doing something else. Could you try this again, but when you get to this point, if the instruction displayed isn't a "jmp" instruction, and $ds doesn't have the right value, enter "c" and see if you hit the proper break later. Sorry, -hpa