linux-kernel - Re: [3.4-rc3] Thread overran stack, or stack corrupted

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Message-ID: <1334767425.28106.43.camel@gandalf.stny.rr.com>
Date:	Wed, 18 Apr 2012 12:43:45 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Dave Jones <davej@...hat.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [3.4-rc3] Thread overran stack, or stack corrupted

On Wed, 2012-04-18 at 11:30 -0400, Dave Jones wrote:
> On Wed, Apr 18, 2012 at 10:56:05AM -0400, Steven Rostedt wrote:
>  > On Wed, 2012-04-18 at 09:58 -0400, Dave Jones wrote:
>  > 
>  > >  > OK, function tracing is broken on your box. Could you send me your full
>  > >  > config and I'll take a look at it tomorrow. Bed time for me now ;-)
>  > > 
>  > > http://fpaste.org/b8PN/raw/
>  > 
>  > Hmm, I had no problems with this config. But that wasn't on my Xeon. I'm
>  > compiling for that box now.
>  > 
>  > Could you also paste your full dmesg.
> 
> Oh, I guess it's this..
> 
> "PEBS disabled due to CPU errata."
> 
> Crap. Never even noticed that before.

Yeah, but that shouldn't stop the function tracer from working.

-- Steve


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