Re: SMP with LOCKDEBUG crashes

[Michael Lorenz <macallan%netbsd.org@localhost>]

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Hello,

On Jul 8, 2008, at 08:53, Robert Swindells wrote:

> Michael Lorenz wrote:
> > SMP kernels with LOCKDEBUG enabled crash on startup, OBP throws a
> > Data Fault coming from lockdebug_alloc(), apparently a NULL pointer
> > to some struct is dereferenced.
> > Is anyone else seeing this? Before I dig deeper - does anyone have a
> > fix sitting around?
>
> A current kernel boots fine on my U2.
>
> I only enabled LOCKDEBUG not DEBUG or DIAGNOSTIC, were you using any
> other options ?

I didn't post this on netbsd-sparc64 for a reason - my U60 works fine ;)
But my SS20 does not. The crash also happens without LOCKDEBUG, then  
we crap out in some percpu_alloc() function, probably for the same  
reason. Are we calling those functions too early on sparc?

have fun
Michael

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