From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Kees Cook <keescook@chromium.org>
Cc: Fengguang Wu <fengguang.wu@intel.com>,
LKML <linux-kernel@vger.kernel.org>,
Oleg Nesterov <oleg@redhat.com>
Subject: Re: yama_ptrace_access_check(): possible recursive locking detected
Date: Wed, 15 Aug 2012 10:05:19 +0200 [thread overview]
Message-ID: <1345017919.31459.36.camel@twins> (raw)
In-Reply-To: <CAGXu5j+0FUYdBqsotn_vp1EbG=dcURAA1sxv+yFzaJuUkdAh0A@mail.gmail.com>
On Tue, 2012-08-14 at 22:56 -0700, Kees Cook wrote:
> So Oleg's suggestion of removing the locking around the reading of
> ->comm is wrong since it really does need the lock.
There's tons of code reading comm without locking.. you're saying that
all is broken?
next prev parent reply other threads:[~2012-08-15 8:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-26 13:47 yama_ptrace_access_check(): possible recursive locking detected Fengguang Wu
2012-07-26 15:41 ` Oleg Nesterov
2012-07-30 17:00 ` Kees Cook
2012-08-10 1:39 ` Kees Cook
2012-08-10 1:52 ` Fengguang Wu
2012-08-14 21:16 ` Kees Cook
2012-08-15 3:01 ` Fengguang Wu
2012-08-15 5:56 ` Kees Cook
2012-08-15 8:05 ` Peter Zijlstra [this message]
2012-08-15 13:01 ` Oleg Nesterov
2012-08-15 14:30 ` Peter Zijlstra
2012-08-15 17:56 ` Oleg Nesterov
2012-08-15 18:09 ` Kees Cook
2012-08-15 18:17 ` Oleg Nesterov
2012-08-15 18:30 ` Kees Cook
2012-08-15 18:44 ` Alan Cox
2012-08-15 18:43 ` Kees Cook
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