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From: "M. Koehrer" <mathias_koehrer@domain.hid>
To: gilles.chanteperdrix@xenomai.org
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Bug with Xenomai and xeno_heap: Eeek! page_mapcount(page) went negative!
Date: Fri, 10 Oct 2008 10:19:44 +0200 (CEST)	[thread overview]
Message-ID: <8227750.1223626784795.JavaMail.ngmail@domain.hid> (raw)
In-Reply-To: <3298865.1223620599925.JavaMail.ngmail@domain.hid>

Hello Gilles,

I tried a couple of Xenomai/Kernel combinations.
The result is the following:

Xeno 2.4.4 and kernel 2.6.25: ok 
Xeno 2.4.5 and kernel 2.6.25: ok 
Xeno 2.4.5 and kernel 2.6.26: crash
(In all tests, I used the adeos patch that was part of the release Xenomai version).

Thus, some rmap code in kernel 2.6.26 seems to be different than with 2.6.25.

I hope that helps to find out what is wrong...

Best regards

Mathias


> I attach the full dmesg dump from booting up to the crash of the system. 
> Bootparameters are 
> root=/dev/sda5 vga=ext quiet isolcpus=1-7
> Also, I attach the linux .config file.
> 
> Of course I can try with other Xenomai/Kernel version if it helps...
> 
> Thanks a lot
> 
> Regards
> 
> Mathias
> 
> 
> > Ok. Could you send us more details, such as the full boot logs and your
> > kernel configuration ?
> > 
> > On your side, is it possible for you to do a bisection with Xenomai
> > versions ?
> > 
> 
> 


-- 
Mathias Koehrer
mathias_koehrer@domain.hid


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  reply	other threads:[~2008-10-10  8:19 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-09 13:07 [Xenomai-help] Bug with Xenomai and xeno_heap: Eeek! page_mapcount(page) went negative! M. Koehrer
2008-10-09 16:06 ` Gilles Chanteperdrix
2008-10-10  6:36   ` M. Koehrer
2008-10-10  8:19     ` M. Koehrer [this message]
2008-10-10  9:06       ` Gilles Chanteperdrix
2008-10-10 11:42         ` M. Koehrer

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