From mboxrd@z Thu Jan  1 00:00:00 1970
From: mulyadi.santosa@gmail.com (Mulyadi Santosa)
Date: Thu, 9 Jun 2011 14:06:49 +0700
Subject: Linux module for causing a system hard lock-up
In-Reply-To: <20110609044658.GB2036@michaelblizek.twilightparadox.com>
References: <SNT111-DS11211C8DE2A9C9EDD56CB3A7620@phx.gbl>
	<20110609042849.GA2036@michaelblizek.twilightparadox.com>
	<20110609044658.GB2036@michaelblizek.twilightparadox.com>
Message-ID: <BANLkTinfx0J5TQaaDFxwcwwW0101R4yjxg@mail.gmail.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Thu, Jun 9, 2011 at 11:46, Michael Blizek
<michi1@michaelblizek.twilightparadox.com> wrote:
> Hi!
>
> I am not sure whether my version works on smp. If it does not, maybe try
> something like this:
>
> #include <linux/stop_machine.h>
>
> int func(void *)
> {
> ? ? ? ?while (1) {
> ? ? ? ?}
> ? ? ? ?return 0;
> }
>
> int init_module(void)
> {
> ? ? ? ?stop_machine(func, 0, 0);
> ? ? ? ?return 0;
> }
>
> ? ? ? ?-Michi

I vote this....I was into the same situation years ago, when I
inaccidentally do  busy looping during kernel module load.

--
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com