Re: [Xenomai-help] kernel panic unload xeno_nucleus module

[Philippe Gerum <rpm@xenomai.org>]

On 04/11/2012 11:21 AM, Alessio Margan @ IIT wrote:
> On 04/11/2012 11:14 AM, Philippe Gerum wrote:
>> On 04/11/2012 10:58 AM, Alessio Margan @ IIT wrote:
>>> Hi all,
>>>
>>> when I try to unload xeno_nucleus module I get a kernel panic and on the
>>> next power on the bios system date is reset.
>>> when configure xenomai nucleus built into the kernel I can reboot correctly.
>>>
>> Kernel panic log would help.
>>
> I'll try to get it
>>> In the bios I disabled HPET and most of the things regarding PM and ACPI.
>>>
>>> Here attached same info about system and kernel config.
>>>
>>> If possible, I prefer have xenomai configured as modules, is there
>>> anything wrong about my system configuration ?
>>>
>> This should not be a configuration issue. Either some kernel-based
>> Xenomai threads (e.g. RTDM driver thread) are still running when
>> attempting to unload the nucleus, or a real-time IRQ is still hooked to
>> a handler being unmapped, or there is a nucleus bug.
>>
> after boot the only thing I do is load nucleus and unload it, no other
> xenomai modules are loaded

Ok, so this must be a Xenomai bug.

>>
> Thanks
> Alessio
>
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-- 
Philippe.