From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758457AbYGJNvd (ORCPT ); Thu, 10 Jul 2008 09:51:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758153AbYGJNvU (ORCPT ); Thu, 10 Jul 2008 09:51:20 -0400 Received: from terminus.zytor.com ([198.137.202.10]:45596 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758135AbYGJNvT (ORCPT ); Thu, 10 Jul 2008 09:51:19 -0400 Message-ID: <48761378.6050101@zytor.com> Date: Thu, 10 Jul 2008 09:49:44 -0400 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Frans Pop CC: Ian Campbell , linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , Linus Torvalds Subject: Re: [regression?] 2.6.26 floppy boot failure with kernel packed using 'upx' References: <200807100655.00857.elendil@planet.nl> In-Reply-To: <200807100655.00857.elendil@planet.nl> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Frans Pop wrote: > > So, the primairy question here is: > - is this a kernel regression because whatever changed is no longer valid > conform "kernel format specs", or > - is this a latent issue in upx that somehow creates an invalid image, or > - does this change effectively create a new "type" of image that upx > just doesn't yet know how to handle correctly? > Sounds to me like UPX makes assumptions about the kernel image format that it really doesn't have standing to assume. -hpa