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Date: Tue, 30 May 2006 14:06:41 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Mike Galbraith <efault@gmx.de>
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [patch, -rc5-mm1] lock validator, fix NULL type->name bug
Message-ID: <20060530120641.GA8263@elte.hu>
References: <20060530022925.8a67b613.akpm@osdl.org> <20060530111138.GA5078@elte.hu> <1148990326.7599.4.camel@homer> <1148990725.8610.1.camel@homer>
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* Mike Galbraith <efault@gmx.de> wrote:

> On Tue, 2006-05-30 at 13:58 +0200, Mike Galbraith wrote:
> 
> > =====================================================
> > [ BUG: possible circular locking deadlock detected! ]
> > -----------------------------------------------------
> > mount/2545 is trying to acquire lock:
> >  (&ni->mrec_lock){--..}, at: [<b13d1563>] mutex_lock+0x8/0xa
> > 
> > ...and deadlocks.
> > 
> > I'll try to find out what it hates.
> 
> It hates NTFS.

i'd still love to figure out what's going on here.

hmm ... do you have the NMI watchdog enabled? Could you try with 
nmi_watchdog=0?

	Ingo
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