From: Pavel Machek <pavel@ucw.cz>
To: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Davide Libenzi <davidel@xmailserver.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Ingo Molnar <mingo@elte.hu>,
Laurent Riffard <laurent.riffard@free.fr>,
Pavel Emelyanov <xemul@openvz.org>,
Roland McGrath <roland@redhat.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/5] ptrace: it is fun to strace /sbin/init
Date: Thu, 20 Mar 2008 17:27:18 +0100 [thread overview]
Message-ID: <20080320162718.GA4397@ucw.cz> (raw)
In-Reply-To: <20080316155455.GA20848@tv-sign.ru>
> Ptracing of /sbin/init is not allowed. Of course, this is very dangerous, but
> may be useful. Introduce the kernel boot parameter to allow this.
...
> @@ -803,6 +803,8 @@ and is between 256 and 4096 characters.
> Run specified binary instead of /sbin/init as init
> process.
>
> + init_ptrace [KNL] Allows to ptrace init. Very dangerous. Don't use.
> +
I don't know what ptracing init is good for, and I believe people
wanting to do this kind of special stuff can patch their own kernel...
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2008-03-20 16:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-16 15:54 [PATCH 5/5] ptrace: it is fun to strace /sbin/init Oleg Nesterov
2008-03-16 22:31 ` Roland McGrath
2008-03-16 23:17 ` Oleg Nesterov
2008-03-20 16:27 ` Pavel Machek [this message]
2008-03-20 16:57 ` Oleg Nesterov
2008-03-20 23:25 ` Pavel Machek
2008-03-21 1:15 ` Oleg Nesterov
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