6.0-current panic: loading radeon module

[Warner Losh]

From: Martin Cracauer <cracauer at 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 at cons.org>
> >             Martin Cracauer <cracauer at 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?

Warner