linux-kernel - Re: [Re: 2.6.20-rc3-mm1] BUG: at kernel/sched.c:3415 sub_preempt

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Date:	Tue, 9 Jan 2007 21:06:50 +0000
From:	Frederik Deweerdt <deweerdt@...e.fr>
To:	Maciej Rutecki <maciej.rutecki@...il.com>
Cc:	Frederik Deweerdt <frederik.deweerdt@...il.com>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: [Re: 2.6.20-rc3-mm1] BUG: at kernel/sched.c:3415 sub_preempt_count()

On Tue, Jan 09, 2007 at 09:50:20PM +0100, Maciej Rutecki wrote:
> Frederik Deweerdt napisał(a):
> 
> > See:
> > http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.20-rc3/2.6.20-rc3-mm1/hot-fixes/
> > This should fix it.
> > Regards,
> > Frederik
> >>
> 
> I don't use reiser4 or cpufreq, see my .config.
The generic_sync_sb_inodes() function which gets fixed by the
reiser4-sb_sync_inodes-fix patch isn't only used by reiser4. The
spinlock unbalance is most likely responsible for the preempt_count
mismatch.

Regards,
Frederik
> 
> -- 
> Maciej Rutecki <maciej.rutecki@...il.com>
> http://www.unixy.pl
> LTG - Linux Testers Group
> (http://www.stardust.webpages.pl/ltg/wiki/)
> 


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