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Date:	Tue, 14 Oct 2014 16:12:34 +0800
From:	"'Dave Young'" <>
To:	David Laight <David.Laight@...LAB.COM>
Cc:	"" <>,
	"" <>,
	"" <>,
	"" <>
Subject: Re: nf_reject_ipv4: module license 'unspecified' taints kernel

On 10/10/14 at 09:53am, David Laight wrote:
> From: Dave Young
> > With today's linus tree, I got below kmsg:
> > [   23.545204] nf_reject_ipv4: module license 'unspecified' taints kernel.
> > [   23.551886] Disabling lock debugging due to kernel taint
> ...
> Not 100% related, but why does loading a non-GPL module disable 
> lock debugging?
> (Is 'lock debugging' actually useful?)

I believe that we can not trust the debugging any more because kernel taint.. 

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