linux-kernel - Re: [PATCH] numa, mem-hotplug: Fix stack overflow in numa when seting kernel nodes to unhotpluggable.

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Date:	Tue, 28 Jan 2014 12:47:11 +0800
From:	Tang Chen <tangchen@...fujitsu.com>
To:	Dave Jones <davej@...hat.com>,
	David Rientjes <rientjes@...gle.com>, tglx@...utronix.de,
	mingo@...hat.com, hpa@...or.com, akpm@...ux-foundation.org,
	zhangyanfei@...fujitsu.com, guz.fnst@...fujitsu.com,
	x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] numa, mem-hotplug: Fix stack overflow in numa when seting
 kernel nodes to unhotpluggable.

On 01/28/2014 11:55 AM, Dave Jones wrote:
> On Tue, Jan 28, 2014 at 11:24:37AM +0800, Tang Chen wrote:
>
>   >  >  I did a bisect with the patch above applied each step of the way.
>   >  >  This time I got a plausible looking result....
>   >
>   >  I cannot reproduce this. Would you please share how to reproduce it ?
>   >  Or does it just happen during the booting ?
>
> Just during boot. Very early. So early in fact, I have no logging facilities
> like usb-serial, just what is on vga console.
>
> If you want me to add some printk's, I can add a while (1); before
> the part that oopses so we can diagnose further..

Sure. Would you please do that for me ? Maybe we can find something in 
the early log.

Thanks.

>
> 	Dave
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