[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1273506739.5605.3407.camel@twins>
Date: Mon, 10 May 2010 17:52:19 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: Stephane Eranian <eranian@...gle.com>
Cc: LKML <linux-kernel@...r.kernel.org>, mingo@...e.hu,
Paul Mackerras <paulus@...ba.org>,
"David S. Miller" <davem@...emloft.net>,
Frédéric Weisbecker <fweisbec@...il.com>,
perfmon2-devel@...ts.sf.net
Subject: Re: [BUG] perf_event: crash in perf_output_begin
On Mon, 2010-05-10 at 17:33 +0200, Stephane Eranian wrote:
> Hi,
>
> While testing 2.6.34-rc7 I ran into the following issue when
> using BTS sampling on Intel Core. It seems like something
> is not terminated properly. I am sampling BTS per-thread
> on a test program, then hit CTRL-C, one second later my
> machine crashes while running bash. Crash dump below:
>
> [ 750.249109] general protection fault: 0000 [#1] SMP
> [ 750.249270] CPU 3
> [ 750.249270] Pid: 6132, comm: bash Not tainted 2.6.34-rc7-tip+ #46
Can you try and reverting 4fd38e4595e2f6c9d27732c042a0e16b2753049c, I
spend most of the day chasing that, and I can't say I'm much wiser.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists