linux-kernel - Re: [BUG] fault while using perf callchains in sparc64

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Message-ID: <20100329032332.GK5116@nowhere>
Date:	Mon, 29 Mar 2010 05:23:33 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org
Subject: Re: [BUG] fault while using perf callchains in sparc64

On Sun, Mar 28, 2010 at 07:02:35PM -0700, David Miller wrote:
> From: Frederic Weisbecker <fweisbec@...il.com>
> Date: Sun, 28 Mar 2010 06:34:49 +0200
> 
> > I get kernel crashes each time I use perf with callchains
> > on sparc 64.
> > 
> > It triggers with a simple:
> > 
> > 	perf record -a -f -g sleep 1
> > 
> > I'm attaching two different crashlogs, as it seem to happen
> > randomly, and also my config.
> 
> Is your 'perf' a 64-bit or 32-bit binary.  How about the
> 'sleep' binary?


Both are 32 bits binaries.

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