From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750851AbWFXQFL (ORCPT ); Sat, 24 Jun 2006 12:05:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750855AbWFXQFK (ORCPT ); Sat, 24 Jun 2006 12:05:10 -0400 Received: from www.osadl.org ([213.239.205.134]:48792 "EHLO mail.tglx.de") by vger.kernel.org with ESMTP id S1750851AbWFXQFJ (ORCPT ); Sat, 24 Jun 2006 12:05:09 -0400 Subject: Re: 2.6.17-mm1: UML failing w/o SKAS enabled From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Jeff Dike Cc: Theodore Tso , Andrew Morton , linux-kernel@vger.kernel.org In-Reply-To: <20060624152235.GB3627@ccure.user-mode-linux.org> References: <20060621034857.35cfe36f.akpm@osdl.org> <20060622213443.GA22303@thunk.org> <20060623024222.GA8316@ccure.user-mode-linux.org> <20060623210714.GA16661@thunk.org> <20060623214623.GA7319@ccure.user-mode-linux.org> <20060624140001.GA7752@thunk.org> <20060624152235.GB3627@ccure.user-mode-linux.org> Content-Type: text/plain Date: Sat, 24 Jun 2006 18:06:50 +0200 Message-Id: <1151165210.25491.352.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2006-06-24 at 11:22 -0400, Jeff Dike wrote: > On Sat, Jun 24, 2006 at 10:00:01AM -0400, Theodore Tso wrote: > > Looks like UML just crashed (tm), without any explanation. Kconfig > > attached. Suggestions on how to debug this would be appreciated. > > I'm working on this - the genirq stuff in -mm broke UML. Add stderr=1 > to the command line to see the actual crash. 2.6.17 is fine, except > you need a klibc patch for O= builds. Jeff, its the following patch: http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.17/2.6.17-mm1/broken-out/genirq-allow-usage-of-no_irq_chip.patch It was a brown paperbag thinko. Back it out or use -mm2 tglx