Date: Tue, 09 Aug 2005 17:02:15 +0100 From: Gavin Atkinson <gavin.atkinson@ury.york.ac.uk> To: John Baldwin <jhb@FreeBSD.org> 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 Message-ID: <1123603336.897.3.camel@buffy.york.ac.uk> In-Reply-To: <200508091050.21811.jhb@FreeBSD.org> References: <1123588622.893.15.camel@buffy.york.ac.uk> <200508091050.21811.jhb@FreeBSD.org>
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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
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