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

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Message-Id: <20100328.190235.125554595.davem@davemloft.net>
Date:	Sun, 28 Mar 2010 19:02:35 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	fweisbec@...il.com
Cc:	linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org
Subject: Re: [BUG] fault while using perf callchains in sparc64

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?
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