[Xenomai] rt task & stack overflow
Gilles Chanteperdrix
gilles.chanteperdrix at xenomai.org
Wed Apr 20 15:48:15 CEST 2016
On Wed, Apr 20, 2016 at 12:09:15PM +0200, Johann Obermayr wrote:
> root at sigmatek-arm-mp:~# ./signaltest01arm
> Segmentation fault
>
> root at sigmatek-arm-mp:~# ./signaltest01arm --sigstack
> linux: signal_handler: 11
>
> root at sigmatek-arm-mp:~# ./signaltest01armx
> Segmentation fault
>
> root at sigmatek-arm-mp:~# ./signaltest01armx --sigstack
> Segmentation fault
Have you tried to run the program in gdb to see where the
segmentation fault happens?
>
> root at sigmatek-arm-mp:~#
>
> for a standard linux thread the function sigaltstack will work correct.
> But not with xenomai (rt_task_shadow)
The issue is probably not related to sigalstack at all.
>
> we use kernel 3.0.53 & xenomai 2.6.2.1.
>
> regards
> Johann
>
>
>
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--
Gilles.
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