Interrupt recursion smashes kernel memory

Matthew Dillon dillon at apollo.backplane.com
Mon Jan 14 07:26:26 PST 2008


:Matthew Dillon wrote:
:>     I think the solution is to use TD_NEST_COUNT (curthread->td_nest_co=
:unt)
:>     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=20
:100% reproducable.  At least it is no regression.  Please commit.
:
:Thanks,
:   simon

    Will do.

					-Matt





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