Re: Stack warning from 2.6.24-rc

From: Ingo Molnar
Date: Tue Dec 04 2007 - 06:52:46 EST



* Martin Knoblauch <spamtrap@xxxxxxxxxxxx> wrote:

> I see the following stack warning(s) on a IBM x3650 (2xDual-Core, 8
> GB, AACRAID with 6x146GB RAID5) running 2.6.24-rc3/rc4:
>
> [ 180.739846] mount.nfs used greatest stack depth: 3192 bytes left
> [ 666.121007] bash used greatest stack depth: 3160 bytes left
>
> Nothing bad has happened so far. The message does not show on a
> similarly configured HP/DL-380g4 (CCISS instead of AACRAID) running
> rc3. Anything to worry? Anything I can do to help debugging?

those are generated by:

CONFIG_DEBUG_STACKOVERFLOW=y
CONFIG_DEBUG_STACK_USAGE=y

and look quite harmless. If they were much closer to zero it would be a
problem.

Ingo
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