kernel: Uhhuh. NMI received for unknown reason...

[David Mansfield]

On Mon, 2008-03-10 at 14:04 +0000, "Jóhann B. Guðmundsson" wrote:
> This has been going on of depending on kernels shipped with FC6-8 I 
> noticed it...
> ( HW: Dell inspiron 6000 ) ( yes with the latest kernel FC8 )
> 
> Uhhuh. NMI received for unknown reason bX on CPU 0.
> You have some hardware problem, likely on the PCI bus.
> Dazed and confused, but trying to continue....
> 
> Can we fix this messages somehow it's kinda misleading, it
> suggest that the hw is failing when in 99% it's a buggy driver..
> 
> When I read "You have some hardware problem" I think
> my hardware is failing and I need to backup my data
> and replace the part that is failing....
> 
> Better would be..
> 
> Uhhuh. NMI received for unknown reason bX on CPU 0.
> I have been feed [ driver X ] buggy driver ...
> Dazed and confused, but trying to continue....
> 

I've only seen this happen on linux boxen with buggy hardware,
especially bad ram or bad ram controller.

In fact, when I see that message I just go straight for replacing memory
chips without even thinking...

YMMV,
David