From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754280AbZI3MDg (ORCPT ); Wed, 30 Sep 2009 08:03:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754192AbZI3MDf (ORCPT ); Wed, 30 Sep 2009 08:03:35 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:46564 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754174AbZI3MDe (ORCPT ); Wed, 30 Sep 2009 08:03:34 -0400 Date: Wed, 30 Sep 2009 14:03:27 +0200 From: Pavel Machek To: Ondrej Zary Cc: linux-kernel@vger.kernel.org Subject: Re: Hibernation oops with 2.6.31 won't fit the screen - how to debug? Message-ID: <20090930120327.GC1412@ucw.cz> References: <200909192155.01225.linux@rainbow-software.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200909192155.01225.linux@rainbow-software.org> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat 2009-09-19 21:55:00, Ondrej Zary wrote: > Hello, > hibernation worked great with 2.6.30 - I had over a month of uptime (it never > worked so well before - always crashed after some time). But in 2.6.31, it's > broken again - and completely. The first hibernation works but it always > crashes on the second one. > > The problem is that the oops is so long that it does not fit the screen - even > 1280x1024 is not enough. Scrolling does not work (as it used to do on 2.4 > kernels), netconsole does not catch it. So how can I debug this? I see you solved that already but... vga=6 and mdelay(1000) in printk/oops code is canonical way to debug that. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html