Need help debugging sp02.exe run on Strong APA scheduler

Joel Sherrill joel at
Tue Sep 22 19:11:10 UTC 2020

This isn't a proper solution but a debug technique. When stepping
and running result in different behavior, it is sometimes useful to
run to a specific point and look at data structures for anomalies.

Since TA1 never prints, I wonder if something went wrong with the
data structures before INIT deletes itself at the bottom.


On Tue, Sep 22, 2020 at 12:40 PM Richi Dubey <richidubey at> wrote:

> Hi,
> I've been trying to debug why sp02 keeps failing on Strong APA scheduler
> and it's hard for me to debug because there are different points at which
> the same program breaks on gdb even though this is a single processor test.
> I have attached the different error logs. In error.txt, we can see that the
> execution fails somewhere in _Context_Switch while it is not the case when
> I step inside in case II, and other random things like these keep
> happening. I'd appreciate it if you direct my thoughts.
> I'm testing the source over this
> <> and this
> <>
> patch.
> Thanks,
> Richi.
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> devel at
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