Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752485AbZAFMDq (ORCPT ); Tue, 6 Jan 2009 07:03:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751535AbZAFMDh (ORCPT ); Tue, 6 Jan 2009 07:03:37 -0500 Received: from gate.crashing.org ([63.228.1.57]:45690 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751436AbZAFMDh (ORCPT ); Tue, 6 Jan 2009 07:03:37 -0500 Subject: Re: Lock-up on PPC64 From: Benjamin Herrenschmidt To: malc Cc: Michael Ellerman , linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org In-Reply-To: References: <20081222233223.GA6688@joi> <877i5rh9rm.fsf@linmac.oyster.ru> <20081223234513.GA8730@deepthought> <871vvy77v4.fsf@linmac.oyster.ru> <1230165163.7292.32.camel@pasglop> <1231158516.8367.3.camel@localhost> Content-Type: text/plain Date: Tue, 06 Jan 2009 23:02:53 +1100 Message-Id: <1231243373.14860.24.camel@pasglop> Mime-Version: 1.0 X-Mailer: Evolution 2.24.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 785 Lines: 23 On Mon, 2009-01-05 at 19:34 +0300, malc wrote: > Before this change (atleast) mono_handle_native_sigsegv was executed > (before machine locks-up hard) after the change this code path is > never touched. > > The fact that machine locks up hard and not even magic sysrq works > is what deserves a better look. Indeed. It's possible that the normally not hit error case is triggering a different bug. Definitely worth looking at. I didn't have a chance so far, I'm a bit swamped at the moment, but keep pining me please :-) Cheers, Ben. -- 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/