linux-kernel - Re: kernel BUG at kernel/sched

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Message-ID: <20081009025756.GB7003@linux.vnet.ibm.com>
Date:	Wed, 8 Oct 2008 19:57:56 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Steven Noonan <steven@...inklabs.net>
Cc:	rjw@...k.pl, linux-kernel@...r.kernel.org
Subject: Re: kernel BUG at kernel/sched_rt.c:322!

On Wed, Oct 08, 2008 at 07:45:38PM -0700, Steven Noonan wrote:
> On Wed, Oct 8, 2008 at 6:14 PM, Paul E. McKenney
> <paulmck@...ux.vnet.ibm.com> wrote:
> > When I enable:
> >
> >        CONFIG_GROUP_SCHED=y
> >        CONFIG_FAIR_GROUP_SCHED=y
> >        CONFIG_USER_SCHED=y
> >
> > and run a bash script onlining and offlining CPUs in an infinite loop
> > on x86 using 2.6.27-rc9, after about 1.5 hours I get the following.
> 
> Is this a regression between 2.6.27-rc8 and -rc9, or did it crop up earlier?

Hello, Steve!

Good question.  I will run on older kernels.

							Thanx, Paul
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