linux-kernel - Re: [PATCH 0/2] [GIT PULL][v3.1] kprobes: can cause perf to crash the system

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Message-ID: <20111012070808.GD18618@elte.hu>
Date:	Wed, 12 Oct 2011 09:08:08 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Subject: Re: [PATCH 0/2] [GIT PULL][v3.1] kprobes: can cause perf to crash
 the system


* Steven Rostedt <rostedt@...dmis.org> wrote:

> 
> Ingo,
> 
> I tested and verified that the commends that Masami has shown will
> crash the system. These patches do fix the problem.
> 
> I also verified that the same commands will crash 2.6.39 and have included
> stable in the Cc of the commits.
> 
> -- Steve
> 
> Please pull the latest tip/perf/urgent tree, which can be found at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
> tip/perf/urgent
> 
> Head SHA1: 44a56040a0037a845d5fa218dffde464579f0cab
> 
> 
> Masami Hiramatsu (2):
>       ftrace/kprobes: Fix not to delete probes if in use
>       perf probe: Fix to show correct error string
> 
> ----
>  kernel/trace/trace_kprobe.c   |   58 ++++++++++++++++++++++++++++++++++------
>  tools/perf/util/probe-event.c |    4 ++-
>  2 files changed, 52 insertions(+), 10 deletions(-)

Pulled, thanks a lot guys!

	Ingo
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