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Re: debugging/tracing a setuid program
> I have an interesting problem: How do you debug or ktrace a setuid
> binary that exhibits the problem only when run as non-root?
As root, ktrace -i the shell (or other process) it's started by.
If you can change its code, have it ktrace itself on startup. (And if
that changes the behaviour, good luck - you're probably dealing with a
heisenbug, dependent on stack trash or some such.)
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