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Date: Wed, 22 Dec 2010 23:26:31 +0100
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
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Subject: Re: [Xenomai-help] gdb/gdbserver hangs during rt_task_create
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To: Kolja Waschk <xenoka09@domain.hid>
Cc: Xenomai GNA <xenomai@xenomai.org>

Kolja Waschk wrote:
>>> Xenomai: watchdog triggered -- signaling runaway thread 'pfda'
> 
> The loop causing this is
> 
> 3870 while (ctx->sq_head == ctx->sq_tail && ctx->stop_flag == 0) {
> 3871   pthread_cond_wait(&ctx->sq_full, &ctx->mutex);
> 3872 }
> 
> Further investigation showed that (wrapped) pthread_cond_wait actually returns
> EPERM instead of waiting, but only when running with gdb(?)

This looks like an old bug. What version of Xenomai are you using?

-- 
                                                                Gilles.