From owner-freebsd-stable@FreeBSD.ORG  Tue Oct  7 12:37:35 2008
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 76923106569B;
	Tue,  7 Oct 2008 12:37:35 +0000 (UTC)
	(envelope-from gerrit@pmp.uni-hannover.de)
Received: from mrelay1.uni-hannover.de (mrelay1.uni-hannover.de [130.75.2.106])
	by mx1.freebsd.org (Postfix) with ESMTP id D610F8FC15;
	Tue,  7 Oct 2008 12:37:34 +0000 (UTC)
	(envelope-from gerrit@pmp.uni-hannover.de)
Received: from www.pmp.uni-hannover.de (www.pmp.uni-hannover.de [130.75.117.2])
	by mrelay1.uni-hannover.de (8.14.2/8.14.2) with ESMTP id m97CbOOa016173;
	Tue, 7 Oct 2008 14:37:26 +0200
Received: from pmp.uni-hannover.de (arc.pmp.uni-hannover.de [130.75.117.1])
	by www.pmp.uni-hannover.de (Postfix) with SMTP
	id A6C204F; Tue,  7 Oct 2008 14:37:24 +0200 (CEST)
Date: Tue, 7 Oct 2008 14:37:24 +0200
From: Gerrit =?ISO-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de>
To: Gerrit =?ISO-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de>
Message-Id: <20081007143724.a01502e4.gerrit@pmp.uni-hannover.de>
In-Reply-To: <20081007133801.00349649.gerrit@pmp.uni-hannover.de>
References: <20080807132947.061d24eb.gerrit@pmp.uni-hannover.de>
	<489B7D62.4080606@delphij.net>
	<20080814084637.97997c02.gerrit@pmp.uni-hannover.de>
	<200808230750.09774.jhb@freebsd.org>
	<20080825094923.d2d29148.gerrit@pmp.uni-hannover.de>
	<20080825075332.GA64793@eos.sc1.parodius.com>
	<20080827111629.eba80560.gerrit@pmp.uni-hannover.de>
	<20081007133801.00349649.gerrit@pmp.uni-hannover.de>
Organization: Albert-Einstein-Institut (MPI =?ISO-8859-1?Q?f=FCr?=
	Gravitationsphysik & IGP =?ISO-8859-1?Q?Universit=E4t?= Hannover)
X-Mailer: Sylpheed 2.4.8 (GTK+ 2.12.11; i386-portbld-freebsd7.0)
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
X-PMX-Version: 5.4.1.325704, Antispam-Engine: 2.6.0.325393,
	Antispam-Data: 2008.10.7.122226
Cc: freebsd-stable@freebsd.org, Jeremy Chadwick <koitsu@freebsd.org>,
	d@delphij.net, John Baldwin <jhb@freebsd.org>
Subject: Re: Regression 7.0R -> 7-stable?
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 07 Oct 2008 12:37:35 -0000

On Tue, 7 Oct 2008 13:38:01 +0200 Gerrit K=FChn <gerrit@pmp.uni-hannover.de>
wrote about Re: Regression 7.0R -> 7-stable?:

[...]

GK> However, yesterday I upgraded the system to a recent 7-stable
GK> codebase, and now it locks again hard after probing the CPU cores. My
GK> setup remained exactly the same, the new code just does not work.
GK> Please let me know what I have do to provide further information.

Well, comparing the kernel setups again I found one thing that makes a
difference: The scheduler (somewhen SCHED_ULE has been declared the
default).
SCHED_ULE is crashing the system, SCHED_4BSD works fine...


cu
  Gerrit