From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934723AbXGKWz2 (ORCPT ); Wed, 11 Jul 2007 18:55:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1765083AbXGKWzN (ORCPT ); Wed, 11 Jul 2007 18:55:13 -0400 Received: from hapkido.dreamhost.com ([66.33.216.122]:45515 "EHLO hapkido.dreamhost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761589AbXGKWzL (ORCPT ); Wed, 11 Jul 2007 18:55:11 -0400 Message-ID: <46955F4D.3090206@monkeh.net> Date: Wed, 11 Jul 2007 22:53:01 +0000 From: Alex Maclean User-Agent: Thunderbird 2.0.0.4 (X11/20070616) MIME-Version: 1.0 To: Alessandro Zummo Cc: Chuck Ebbert , Linux Kernel Mailing List , tglx@linutronix.de, Tim Gardner Subject: Re: acpi regression on some laptops References: <20070710160056.443ae9ae@i1501.lan.towertech.it> <46952CC5.6050800@redhat.com> <20070712000124.22d0c3a7@i1501.lan.towertech.it> In-Reply-To: <20070712000124.22d0c3a7@i1501.lan.towertech.it> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alessandro Zummo wrote: > On Wed, 11 Jul 2007 15:17:25 -0400 > Chuck Ebbert wrote: > >>> I'm trying to debug it.. any help/pointers are appreciated. I dont't >>> have a deep knowledge of the subsystems involved. >> What options did you try? >> >> nohpet >> nohz=off >> highres=off >> >> Should be tried in various combinations. > > Hi, > > I tried all the permutations of the above with the same result: > the kernel hangs at NET: Registering protocol family 2. > > With nolapic it hangs at APIC: Using PIC for interrupt routing > > With acpi=off it boots but, obviously, everything acpi related > does not work. > > anything else I can try? The laptop does not have a serial port, > so I can't capture the dmesg output. > I'm unsure just what hardware you're working with, but try using the option nolapic_timer.