Re: [2.6.17-rc5-mm2] crash when doing second suspend: BUG in arch/i386/kernel/nmi.c:174

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On Tue, Jun 06, 2006 at 09:23:59AM -0700, Jeremy Fitzhardinge wrote:
> Shaohua Li wrote:
> >Does below patch help? The nmi suspend/resume doesn't look good to me.
> >Only CPU0 uses the suspend/resume code path. Other CPUs run the CPU
> >hotplug code path.
> >  
> Unfortunately this just oopses immediately on the first suspend.  The 
> stack trace is unclear (and I'm just going from memory at the moment), 
> but it looked like it got an invalid op.  I'll try to get a clearer idea 
> of the crash later today.
> 
>    J

No this makes sense.  The code right now just blindly tries to disable the
watchdog without checking to see that it is already disabled.  The oops
you are seeing is a result of that.  I'll have a patch to fix all that a
little later.

Cheers,
Don

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