linux-kernel - Re: Random scheduler/unaligned accesses crashes with perf lock events on sparc 64

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Message-Id: <20100405.134647.48384289.davem@davemloft.net>
Date:	Mon, 05 Apr 2010 13:46:47 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	fweisbec@...il.com
Cc:	sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org,
	mingo@...e.hu, acme@...hat.com, a.p.zijlstra@...llo.nl,
	paulus@...ba.org
Subject: Re: Random scheduler/unaligned accesses crashes with perf lock
 events on sparc 64

From: Frederic Weisbecker <fweisbec@...il.com>
Date: Mon, 5 Apr 2010 21:40:58 +0200

> It happens without CONFIG_FUNCTION_TRACER as well (but it happens
> when the function tracer runs). And I hadn't your perf_arch_save_caller_regs()
> when I triggered this.

Good clues, thanks.
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