linux-kernel - Re: Seeing "huh, entered softirq 8 ffffffff802682aa preempt_count 00000100, exited with 00010100?" in tip.git

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Date:	Fri, 30 Jan 2009 16:49:19 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
CC:	Ingo Molnar <mingo@...e.hu>, Tejun Heo <tj@...nel.org>,
	paulmck@...ux.vnet.ibm.com,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Brian Gerst <brgerst@...il.com>
Subject: Re: Seeing "huh, entered softirq 8 ffffffff802682aa preempt_count
 00000100, exited with 00010100?" in tip.git

Jeremy Fitzhardinge wrote:
> 
> I found my bug.  Turns out all my CPUs were sharing the same kernel 
> stack (!), which means it was working surprisingly well, considering...
> 

ROTFLMAO!

	-hpa

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