problem with gdb

[Greg 'groggy' Lehey]

On Sunday, 25 April 2004 at 20:42:07 +0200, GiZmen wrote:
> Hello,
>
> I have problem with gdb. When i start gdb as a regular user or even user
> i wheel group, i cant debug program that i want. I start gdb with my program
> and i set breakpoint and i run this program. And i do not stop i this
> breakpoint. gdb prints output and this message:
>
> Program exited normally.
> You can't do that without a process to debug.
>
> and it return to gdb prompt.
>
> When i do the the same as root it works perfectly. I dont have any
> idea what is the cause of this problem.

Looks like you're debugging a setuid executable.  By the time you hit
the breakpoint, the process has changed its euid, and you can no
longer stop it.

Greg
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