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Date:      Fri, 17 Jun 2005 13:15:08 -0400
From:      Martin Cracauer <cracauer@cons.org>
To:        Warner Losh <imp@bsdimp.com>
Cc:        cracauer@cons.org, freebsd-current@FreeBSD.ORG
Subject:   Re: 6.0-current panic: loading radeon module
Message-ID:  <20050617131508.A5421@cons.org>
In-Reply-To: <20050617.110847.74692199.imp@bsdimp.com>; from imp@bsdimp.com on Fri, Jun 17, 2005 at 11:08:47AM -0600
References:  <20050616182421.A87199@cons.org> <20050616.210529.20240024.imp@bsdimp.com> <20050617114607.A3198@cons.org> <20050617.110847.74692199.imp@bsdimp.com>

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Warner Losh wrote on Fri, Jun 17, 2005 at 11:08:47AM -0600: 
> From: Martin Cracauer <cracauer@cons.org>
> Subject: Re: 6.0-current panic: loading radeon module
> Date: Fri, 17 Jun 2005 11:46:07 -0400
> 
> > M. Warner Losh wrote on Thu, Jun 16, 2005 at 09:05:29PM -0600: 
> > > In message: <20050616182421.A87199@cons.org>
> > >             Martin Cracauer <cracauer@cons.org> writes:
> > > : Loading the radeon module segfaults the kernel, 6.0-current of
> > > : yesterday.
> > > : 
> > > : I have a Thinkpad with Radeon mobility 7500.  5-stable works on the
> > > : same hardware.
> > > : 
> > > : ddb trace shows:
> > > : 
> > > : bus_generic_activate_resource+0x64
> > > : bus_generic_activate_resource+0x64
> > > : bus_generic_activate_resource+0x64
> > > : pci_alloc_resource+0x226
> > > : pci_alloc_resource+0x7x
> > > : drm_get_resource_len+0x2f
> > > : radeon_preinit+0xa2
> > > : drm_attach+0x2d
> > > : 
> > > : Not sure what is involved to use gdb at this time.  Can I do serial
> > > : gdb with a 6.0-current AMD64 machine running the display? Can I use a
> > > : 5.x box?
> > > : 
> > > : It is 100% reproducable so I can gather more info as needed.
> > > 
> > > Is this a module you compiled, or a module that's vendor supplied?
> > 
> > It is the FreeBSD module built with the kernel.  I used the same
> > procedure as with 5-stable where it worked fine (as in 3D graphics
> > actually work, not just it didn't panic).
> 
> OK.  There were some changes to the number of pages we reserve for uma
> allocation of malloc types.  Can you try those?

Yes, the box is ready for scratch testing.  (Famous last words :-)

Where do I find the changes?

Martin
-- 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Martin Cracauer <cracauer@cons.org>   http://www.cons.org/cracauer/
 No warranty.    This email is probably produced by one of my cats 
 stepping on the keys. No, I don't have an infinite number of cats.



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