Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752640AbZLTJJr (ORCPT ); Sun, 20 Dec 2009 04:09:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752133AbZLTJJp (ORCPT ); Sun, 20 Dec 2009 04:09:45 -0500 Received: from bar.sig21.net ([80.81.252.164]:49360 "EHLO bar.sig21.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751775AbZLTJJo (ORCPT ); Sun, 20 Dec 2009 04:09:44 -0500 Date: Sun, 20 Dec 2009 10:10:19 +0100 From: Johannes Stezenbach To: Sam Ravnborg Cc: Michael Guntsche , Oliver Hartkopp , linux-kernel , mjt@tls.msk.ru, mmarek@suse.cz Subject: Re: 2.6.33-rc1 Reboot right after bootloader Message-ID: <20091220091019.GA20246@sig21.net> References: <20091219233457.GA4288@trillian.comsick.at> <20091220084656.GA485@merkur.ravnborg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20091220084656.GA485@merkur.ravnborg.org> User-Agent: Mutt/1.5.20 (2009-06-14) X-Spam-21-Score: -4.0 (----) X-Spam-21-Report: No, score=-4.0 required=5.0 tests=ALL_TRUSTED=-1.8,AWL=0.361,BAYES_00=-2.599 autolearn=no Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1347 Lines: 37 On Sun, Dec 20, 2009 at 09:46:56AM +0100, Sam Ravnborg wrote: > On Sun, Dec 20, 2009 at 12:34:57AM +0100, Michael Guntsche wrote: > > > > I took me some time but I tracked down my reboot problem. The culprit is > > commit > > > > 4a2ff67c88211026afcbdbc190c13f705dae1b59: kbuild: fix bzImage build for > > x86 > > Just to check what is going wrong here could you try to execute the following two commands: > printf \\xa8\\x51\\x37\\x00 > x ; hexdump x > /usr/bin/printf \\xa8\\x51\\x37\\x00 > x ; hexdump x > echo -ne \\xa8\\x51\\x37\\x00 > x ; hexdump x > > Please try as above and also with full path to printf (/usr/bin/printf) Debian dash has a built-in printf which doesn't support \x. /usr/bin/printf works fine. $ printf \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 785c 3861 785c 3135 785c 3733 785c 3030 0000010 $ /usr/bin/printf \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 51a8 0037 0000004 $ echo -ne \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 6e2d 2065 785c 3861 785c 3135 785c 3733 0000010 785c 3030 000a 0000015 Johannes -- 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/