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Date: Mon, 8 Sep 2008 14:16:35 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Paul Menage <menage@google.com>
Cc: laijs@cn.fujitsu.com, linux-kernel@vger.kernel.org,
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Subject: Re: [PATCH] cgroup(fix critical bug): new handling for tasks file
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On Thu, 04 Sep 2008 22:34:47 -0700
Paul Menage <menage@google.com> wrote:

>  	npids = cgroup_task_count(cgrp);
> +	pidarray = kmalloc(npids * sizeof(pid_t), GFP_KERNEL);

kmalloc becomes more unreliable above 32 kbytes and 100% unreliable
above MAX_ORDER.