On Mon, Aug 19, 2002 at 01:56:38AM -0700, Don Lewis wrote:

> This is getting triggered by the kern.vnode sysctl.  SMP or UP?

SMP kernel, 1 processor until I find a lower profile heatsink.

> Offhand
> I have a hard time seeing how the sequence
>       vref(vp)
>       do cpu bound stuff
>       vrele(vp)
> would do anything other than increment and decrement the vnode reference
> count on a UP box.  Even on an SMP box, what are the chances that some
> other process would vrele() a vnode while the sysctl handler had a
> reference to it and was copying some data from it?
> 
> Does "sysctl kern.vnode" trigger this panic while the machine is idle?

I can only assume no, as I've run sysctl -a many times in a row before
that crash and since that crash and it's yet to crash again with that
crash (it did fall over with a most recently used by temp panic after
about five hours tho).

- alex

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