Re: Interrupt recursion smashes kernel memory

["Simon 'corecode' Schubert" <corecode@xxxxxxxxxxxx>]

Matthew Dillon wrote:
>     I think the solution is to use TD_NEST_COUNT (curthread->td_nest_count)
>     to prevent recursive interrupts from blowing up the stack.

Seems good.

>     Please try this patch.

Works and doesn't break things.  However, I'm not sure if this panic is 
100% reproducable.  At least it is no regression.  Please commit.

Thanks,
  simon

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