From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763672AbXGPAce (ORCPT ); Sun, 15 Jul 2007 20:32:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758666AbXGPAc1 (ORCPT ); Sun, 15 Jul 2007 20:32:27 -0400 Received: from rgminet01.oracle.com ([148.87.113.118]:36638 "EHLO rgminet01.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757975AbXGPAc0 (ORCPT ); Sun, 15 Jul 2007 20:32:26 -0400 Date: Sun, 15 Jul 2007 17:35:15 -0700 From: Randy Dunlap To: Flavio Curti Cc: linux-kernel@vger.kernel.org Subject: Re: panics with 16port Promise Supertrack EX Controller Message-Id: <20070715173515.49883f4a.randy.dunlap@oracle.com> In-Reply-To: <20070715225155.GD21260@no-way.org> References: <20070708225246.GD16285@no-way.org> <6bffcb0e0707081620pf4afd46re9e74e18518b352a@mail.gmail.com> <46919688.1050005@yahoo.com.au> <20070715225155.GD21260@no-way.org> Organization: Oracle Linux Eng. X-Mailer: Sylpheed 2.4.2 (GTK+ 2.8.10; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: AAAAAQAAAAI= X-Brightmail-Tracker: AAAAAQAAAAI= X-Whitelist: TRUE X-Whitelist: TRUE Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 16 Jul 2007 00:51:55 +0200 Flavio Curti wrote: > Hello > > On Mon, Jul 09, 2007 at 11:59:36AM +1000, Nick Piggin wrote: > > >Jul 8 00:19:13 dorade.cyberlink.ch EFLAGS: 00210046 > > >(2.6.22-rc7-dorade #1) > > >>The machine panics > > >>after some days of running fine, the machine inst heavy loaded. > > >>The Controller detects as stex device: > > >kernel BUG at block/as-iosched.c:1084! > > > > > >BUG_ON(RB_EMPTY_ROOT(&ad->sort_list[REQ_ASYNC])); > > Could be a bug in the driver that just happens to be caught by AS checks. > > If you could test another scheduler (boot with elevator=deadline or > > elevator=cfq), > > it might help give us an idea. > > Ok, I now switched to cfg, and the machine panicd again. Panic attached. > Any help is appreciated. Make sure that you switched to "cfq" and not "cfg". --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code ***