From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Stefan Kisdaroczi <kisda@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] native skin 2.5.0: rt_task_create() segfaults if stacksize parameter too small
Date: Thu, 07 Jan 2010 15:36:19 +0100 [thread overview]
Message-ID: <4B45F163.4000504@domain.hid> (raw)
In-Reply-To: <4B45F088.9010603@domain.hid>
Stefan Kisdaroczi wrote:
> hi,
>
> i have upgraded xenomai to 2.5.0 (x86,32bit). My application segfaults when I
> try to create a task with stacksize 2048, this worked with 2.4.10.
> Because my app is written in pascal i have reproduced the problem with the
> xenomai trivial-periodic.c example:
>
> - rt_task_create(&demo_task, "trivial", 0, 99, 0);
> + rt_task_create(&demo_task, "trivial",16911, 99, 0);
>
> Stacksize 0 -> default stack size : ok
> Stacksize > 0 and <= 16911 : Segmentation fault
> Stacksize >= 16912 : ok
>
> Any hints ?
What does the task do? If it uses printf, printf needs a lot of room on
the stack.
--
Gilles.
next prev parent reply other threads:[~2010-01-07 14:36 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-07 14:32 [Xenomai-help] native skin 2.5.0: rt_task_create() segfaults if stacksize parameter too small Stefan Kisdaroczi
2010-01-07 14:36 ` Gilles Chanteperdrix [this message]
2010-01-07 14:55 ` Stefan Kisdaroczi
2010-01-07 15:48 ` Stefan Kisdaroczi
2010-01-07 16:57 ` Gilles Chanteperdrix
2010-01-07 17:26 ` Stefan Kisdaroczi
2010-01-08 11:47 ` Stefan Kisdaroczi
2010-01-08 11:57 ` Gilles Chanteperdrix
2010-01-08 13:24 ` Stefan Kisdaroczi
2010-01-08 13:30 ` Gilles Chanteperdrix
2010-01-08 13:41 ` Stefan Kisdaroczi
2010-01-08 13:52 ` Gilles Chanteperdrix
2010-01-08 14:07 ` Stefan Kisdaroczi
2010-01-08 13:54 ` Gilles Chanteperdrix
2010-01-08 13:59 ` Stefan Kisdaroczi
2010-01-08 15:57 ` Stefan Kisdaroczi
2010-01-08 17:12 ` Gilles Chanteperdrix
2010-01-08 22:37 ` Gilles Chanteperdrix
2010-01-11 10:53 ` Stefan Kisdaroczi
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