Re: GDB, pthreads, and kernel threads

Ajay Patel
2005-05-19T00:36:26Z

I have an exactly same problem.
My platform is PPC, Linux 2.6.11.4, glibc 2.3.4 with linux threads.

One thing I observed that the problem only occurs
when break point is set in non-main thread.

Thanks
Ajay

On 5/18/05, Robert Hancock <hancockr@shaw.ca> wrote:
> John Clark wrote:
> > I built the latest GDB-6.3, as well as rebuilt glibc-2.3.5, and now when
> > I step through the
> > main code line, which creates the tasks (I'm using the pthreads.c from
> > the GDB testsuite), I do
> > not getany output from:
> >
> > info threads
> >
> > When I set a break point on the entry point of one of the
> > soon-to-be-created threads,
> > I get a diagnostic message:
> >
> > Program terminated with signal SIGTRAP, Trace/Breakpoint trap.
> > The program no longer exists.
>
> Are you sure your glibc and gdb were both configured to support threads
> when they were compiled?
>
> --
> Robert Hancock Saskatoon, SK, Canada
> To email, remove "nospam" from hancockr@nospamshaw.ca
> Home Page: http://www.roberthancock.com/
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>