Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756697Ab0HCNxO (ORCPT ); Tue, 3 Aug 2010 09:53:14 -0400 Received: from mx4.sophos.com ([74.202.89.161]:43070 "EHLO mx4.sophos.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755949Ab0HCNxN convert rfc822-to-8bit (ORCPT ); Tue, 3 Aug 2010 09:53:13 -0400 From: Tvrtko Ursulin Organization: Sophos Plc To: "linux-kernel@vger.kernel.org" Subject: Re: 2.6.35 hangs on early boot in KVM Date: Tue, 3 Aug 2010 14:53:08 +0100 User-Agent: KMail/1.13.5 (Linux/2.6.34-12-desktop; KDE/4.4.4; x86_64; ; ) References: <201008031028.57263.tvrtko.ursulin@sophos.com> <201008031045.02979.tvrtko.ursulin@sophos.com> In-Reply-To: <201008031045.02979.tvrtko.ursulin@sophos.com> MIME-Version: 1.0 Message-ID: <201008031453.09023.tvrtko.ursulin@sophos.com> X-MIMETrack: Itemize by SMTP Server on Mercury/Servers/Sophos(Release 7.0.3|September 26, 2007) at 03/08/2010 14:53:10, Serialize by Router on Mercury/Servers/Sophos(Release 7.0.3|September 26, 2007) at 03/08/2010 14:53:11, Serialize complete at 03/08/2010 14:53:11 X-TNEFEvaluated: 1 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1166 Lines: 26 On Tuesday 03 Aug 2010 10:45:02 Tvrtko Ursulin wrote: > On Tuesday 03 Aug 2010 10:28:56 Tvrtko Ursulin wrote: > > I have basically built 2.6.35 with make oldconfig from a working 2.6.34. > > Latter works fine in kvm while 2.6.35 hangs very early. I see nothing > > after grub (have early printk and verbose bootup enabled), just a > > blinking VGA cursor and CPU at 100%. > > > > Config is attached. Any ideas what options I could toggle to debug this? > > I tried gzip instead of lzma but it isn't that. > > Just discovered I did not removed the quiet boot option, what I thought I > have.. with that removed I see that it hangs just after "Booting the > kernel." line. Bisection so far: good: 3de29cab1f8d62db557a4afed0fb17eebfe64438 bad: 537b60d17894b7c19a6060feae40299d7109d6e7 Sophos Plc, The Pentagon, Abingdon Science Park, Abingdon, OX14 3YP, United Kingdom. Company Reg No 2096520. VAT Reg No GB 348 3873 20. -- 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/