linux-kernel - Re: [PATCH] Provide ways of crashing the kernel through debugfs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20100129071324.2521705c@marrow.netinsight.se>
Date:	Fri, 29 Jan 2010 07:13:24 +0100
From:	Simon Kagstrom <simon.kagstrom@...insight.net>
To:	dedekind1@...il.com
Cc:	Américo Wang <xiyou.wangcong@...il.com>,
	linux-kernel@...r.kernel.org,
	David Woodhouse <dwmw2@...radead.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] Provide ways of crashing the kernel through debugfs

On Thu, 28 Jan 2010 16:38:02 +0200
Artem Bityutskiy <dedekind1@...il.com> wrote:

> On Wed, 2010-01-27 at 10:53 +0800, Américo Wang wrote:
> > > Well, it provides a few more ways of crashing the kernel. That's
> > > basically the only additional feature you'll get.
> > 
> > Yeah, I can see that, but why do I need to care how I crash the kernel
> > as long as I can crash it in a way.
> 
> But Simon did explain in his first e-mail why he cares. You or others
> might care for similar reasons.

Another argument for the patch is that it's simple and well-contained,
it doesn't touch any other code apart from the driver itself.

It is also easy to extend with other tests, e.g., provoking kernel
hangs to test watchdogs and so on.

// Simon
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/