From owner-freebsd-current@FreeBSD.ORG Thu Sep 29 16:24:39 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C6BD416A41F; Thu, 29 Sep 2005 16:24:39 +0000 (GMT) (envelope-from gavin.atkinson@ury.york.ac.uk) Received: from mail-gw0.york.ac.uk (mail-gw0.york.ac.uk [144.32.128.245]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8759743D4C; Thu, 29 Sep 2005 16:24:38 +0000 (GMT) (envelope-from gavin.atkinson@ury.york.ac.uk) Received: from buffy.york.ac.uk (buffy-128.york.ac.uk [144.32.128.160]) by mail-gw0.york.ac.uk (8.12.10/8.12.10) with ESMTP id j8TGOZrc017678; Thu, 29 Sep 2005 17:24:35 +0100 (BST) Received: from buffy.york.ac.uk (localhost [127.0.0.1]) by buffy.york.ac.uk (8.13.4/8.13.4) with ESMTP id j8TGOZcE045824; Thu, 29 Sep 2005 17:24:35 +0100 (BST) (envelope-from gavin.atkinson@ury.york.ac.uk) Received: (from ga9@localhost) by buffy.york.ac.uk (8.13.4/8.13.4/Submit) id j8TGOZZU045823; Thu, 29 Sep 2005 17:24:35 +0100 (BST) (envelope-from gavin.atkinson@ury.york.ac.uk) X-Authentication-Warning: buffy.york.ac.uk: ga9 set sender to gavin.atkinson@ury.york.ac.uk using -f From: Gavin Atkinson To: John Baldwin In-Reply-To: <200509291210.38799.jhb@FreeBSD.org> References: <1123588622.893.15.camel@buffy.york.ac.uk> <200508091050.21811.jhb@FreeBSD.org> <1123603336.897.3.camel@buffy.york.ac.uk> <200509291210.38799.jhb@FreeBSD.org> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Thu, 29 Sep 2005 17:24:35 +0100 Message-Id: <1128011075.44550.21.camel@buffy.york.ac.uk> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 FreeBSD GNOME Team Port X-York-MailScanner: Found to be clean X-York-MailScanner-From: gavin.atkinson@ury.york.ac.uk Cc: freebsd-current@FreeBSD.org Subject: Re: 6.0-BETA2 DRM/witness panic: Assertion j < 1000 failed at /usr/src/sys/kern/subr_witness.c:1513 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Sep 2005 16:24:39 -0000 On Thu, 2005-09-29 at 12:10 -0400, John Baldwin wrote: > On Tuesday 09 August 2005 12:02 pm, Gavin Atkinson wrote: > > On Tue, 2005-08-09 at 10:50 -0400, John Baldwin wrote: > > > On Tuesday 09 August 2005 07:57 am, Gavin Atkinson wrote: > > > > Hi, > > > > > > > > I have a regular panic (3 times a day) on a system running 6.0-BETA2 > > > > which was very stable under 5.4. dmesg available at > > > > http://www.devrandom.co.uk/freebsd/dmesg-buffy-20050809 . The panic > > > > seems to relate to DRM, I have a ATI Radeon QY RV100 7000/VE card. > > > > > > Do a 'show witness', it looks like witness has a cycle somehow. Normally > > > these can only occur if there is a cycle in the static lock order. > > > > http://www.devrandom.co.uk/freebsd/sh-witness-buffy-20050809 > > > > Gavin > > Do you still get this panic on more recent 6.0? I do with BETA3 from Sept 6th. I'll update again (after re-adding WITNESS etc to GENERIC) and test it again. Gavin