linux-kernel - RE: 2.6.22.14 oops msg with commvault galaxy ?

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Date:	Wed, 12 Dec 2007 13:45:57 -0500
From:	"Fortier,Vincent [Montreal]" <Vincent.Fortier1@...GC.CA>
To:	"Dhaval Giani" <dhaval@...ux.vnet.ibm.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>, "Greg KH" <gregkh@...e.de>,
	"Randy Dunlap" <randy.dunlap@...cle.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>,
	"Srivatsa Vaddagiri" <vatsa@...ux.vnet.ibm.com>,
	<kay.sievers@...y.org>, "Balbir Singh" <balbir@...ibm.com>,
	<maneesh@...ibm.com>
Subject: RE: 2.6.22.14 oops msg with commvault galaxy ?

> -----Message d'origine-----
> De : linux-kernel-owner@...r.kernel.org 
> [mailto:linux-kernel-owner@...r.kernel.org] De la part de Dhaval Giani
> 
> On Wed, Dec 12, 2007 at 07:57:33AM -0500, Fortier,Vincent 
> [Montreal] wrote:
> > > -----Message d'origine-----
> > > De : Dhaval Giani [mailto:dhaval@...ux.vnet.ibm.com]
> > > 
> > > On Tue, Dec 11, 2007 at 10:06:53PM +0100, Ingo Molnar wrote:
> > > > 
> > > > * Fortier,Vincent [Montreal] <Vincent.Fortier1@...GC.CA> wrote:
> > > > 
> > > > > > That has changed from /sys/kernel/uids/<uid>/cpu_share
> > > > > 
> > > > > Here is my config.
> > > > > 
> > > > > Maybie I should give it a shot without CFS at all and see what

> > > > > happends ?
> > 
> > It got triggerred also using a 2.6.22.14:

Here are my preliminary test results:
       2.6.21.7: OK
   2.6.22.13/14: Failure
       2.6.23.9: OK
2.6.24-rc5-git2: OK

It seems to only hang using a 2.6.22 kernel.

> 
> No, not any more. Would it be possible for you to do a 
> git-bisect? I am not too well versed with sysfs, so it is not 
> apparent to me what is causing this oops. It seems to be 
> easily reproducible. I don't still have a reliable method to 
> reproduce it without the CFS patch. Could sysfs experts 
> please help debugging?
> 

I seriously doubt I have the time to do a git-bisect at the moment....

- vin
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