linux-kernel - Re: Warning in during hotplug on 2.6.27-rc2-git5

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Message-ID: <20080817022558.GO19125@one.firstfloor.org>
Date:	Sun, 17 Aug 2008 04:25:58 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"Langsdorf, Mark" <mark.langsdorf@....com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org,
	Greg KH <greg@...ah.com>, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Warning in during hotplug on 2.6.27-rc2-git5

> I'm still seeing it on 2.6.27-rc2, even with the 
> patch here http://lkml.org/lkml/2008/7/30/171 and the
> wbinvd_halt code patch applied.  Maybe something else
> broke in some of the recent hotplug changes?

Mark, can you please put a printk

printk("mce_cpu_callback action %lu cpu %u\n", action, cpu);

into arch/x86/kernel/cpu/mcheck/mce_64.c:mce_cpu_callback() 
and post the log including the warning? 

That would verify my theory.

-Andi

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