linux-kernel - Re: Known prob: MAX_LOCK

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Date:	Mon, 21 Jan 2008 13:27:28 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Linda Walsh <lkml@...nx.org>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Known prob: MAX_LOCK_DEPTH too low?


On Fri, 2008-01-18 at 17:17 -0800, Linda Walsh wrote:
> On my x86_64 machine, I got the following message
> in log (kern = 2.6.23.14)
> 
> Jan 16 04:08:38 Astara kernel: BUG: MAX_LOCK_DEPTH too low!
> Jan 16 04:08:38 Astara kernel: turning off the locking correctness 
> validator.
> 
> Have no idea what caused it as I found the message on my console
> somewhat after the fact.  The system had been up over 24 hours and
> is still running.  System still seems 'fine' (been up 3 days now),
> so you can treat this as a "data point".

Are you perhaps an XFS user?

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