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Message-ID: <90f56e4805051817361eaa02bd@mail.gmail.com>
Date: Wed, 18 May 2005 17:36:17 -0700
From: Ajay Patel <patela@gmail.com>
Reply-To: Ajay Patel <patela@gmail.com>
To: Robert Hancock <hancockr@shaw.ca>
Subject: Re: GDB, pthreads, and kernel threads
Cc: linux-kernel <linux-kernel@vger.kernel.org>
In-Reply-To: <428BDA56.5030502@shaw.ca>
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References: <45k9a-7DD-11@gated-at.bofh.it> <45xIX-2bR-31@gated-at.bofh.it>
	 <45zKO-3RV-45@gated-at.bofh.it> <428BDA56.5030502@shaw.ca>
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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/
> 
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