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From: "Luis R. Rodriguez" <mcgrof@kernel.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Kees Cook <keescook@chromium.org>,
	LKML <linux-kernel@vger.kernel.org>,
	x86@kernel.org, Masami Hiramatsu <mhiramat@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH] x86/ftrace: Make sure that ftrace trampolines are not RWX
Date: Wed, 24 May 2017 21:34:03 +0200	[thread overview]
Message-ID: <20170524193403.GC8951@wotan.suse.de> (raw)
In-Reply-To: <alpine.DEB.2.20.1705242050280.2283@nanos>

On Wed, May 24, 2017 at 08:53:00PM +0200, Thomas Gleixner wrote:
> On Wed, 24 May 2017, Luis R. Rodriguez wrote:
> > [  440.548057] CPU: 2 PID: 1765 Comm: ftracetest Tainted: G            E
> 
> 4.12.0-rc1-next-20170519+ #155
> 
> Can you please try that patch against plain 4.12-rc2?

Yup, just tried it. Same trace. Could we need to do something
special at __unregister_ftrace_function() and friends ?

  Luis

  reply	other threads:[~2017-05-24 19:34 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-24 13:47 Thomas Gleixner
2017-05-24 14:33 ` Masami Hiramatsu
2017-05-24 15:04 ` Steven Rostedt
2017-05-24 17:47 ` Steven Rostedt
2017-05-24 18:16   ` Luis R. Rodriguez
2017-05-24 18:53     ` Thomas Gleixner
2017-05-24 19:34       ` Luis R. Rodriguez [this message]
2017-05-24 19:13   ` Thomas Gleixner
2017-05-24 22:25     ` Steven Rostedt
2017-05-24 23:18       ` Luis R. Rodriguez
2017-05-25  6:25       ` Thomas Gleixner
2017-05-25  8:57         ` [PATCH V2] " Thomas Gleixner
2017-05-25 15:15           ` Steven Rostedt
2017-05-25 17:46           ` Luis R. Rodriguez
2017-05-25 19:51             ` Kees Cook
2017-05-26  7:03               ` Thomas Gleixner
2017-05-26  9:27                 ` Heiko Carstens
2017-05-26  9:56                   ` Thomas Gleixner
2017-05-26 11:40                   ` Michael Ellerman
2017-05-26  9:49               ` Masami Hiramatsu
2017-05-26 13:37           ` Steven Rostedt
2017-05-26 13:50             ` Thomas Gleixner
2017-05-26 13:58               ` Steven Rostedt
2017-05-25  9:09       ` [PATCH] " Masami Hiramatsu
2017-05-25 10:34         ` Masami Hiramatsu
2017-05-25 15:18           ` Steven Rostedt
2017-05-26  1:34             ` Masami Hiramatsu

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