Re: 6.0-current panic: loading radeon module

Warner Losh wrote on Fri, Jun 17, 2005 at 11:22:03AM -0600: 
> From: Martin Cracauer <cracauer_at_cons.org>
> Subject: Re: 6.0-current panic: loading radeon module
> Date: Fri, 17 Jun 2005 13:15:08 -0400
> 
> > Warner Losh wrote on Fri, Jun 17, 2005 at 11:08:47AM -0600: 
> > > 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?
> > 
> > Yes, the box is ready for scratch testing.  (Famous last words :-)
> > 
> > Where do I find the changes?
> 
> It was committed yesterday, I believe.

I also tried bumping UMA_BOOT_PAGES to 256 (was bumped to 48
yesterday).  No change in that panic.

Martin
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Martin Cracauer <cracauer_at_cons.org>   http://www.cons.org/cracauer/
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