linux-kernel - Re: brk randomization breaks columns

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Message-ID: <20080205154953.GA26829@elte.hu>
Date:	Tue, 5 Feb 2008 16:49:53 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Pavel Machek <pavel@....cz>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	Hugh Dickins <hugh@...itas.com>, Jiri Kosina <jkosina@...e.cz>,
	kernel list <linux-kernel@...r.kernel.org>,
	Abel Bernabeu <abel.bernabeu@...il.com>
Subject: Re: brk randomization breaks columns


* Pavel Machek <pavel@....cz> wrote:

> Hi!
> 
> > > In my usual dither, I'm rather hoping Arjan will have a clear answer.
> > 
> > 
> > setarch works. If the apps come in source form they need fixing anyway (since I'd not be
> > surprised of current gcc reorders variables), if not.. we only have 2 cases,
> > the other case was the build process of emacs (which got fixed 5
> > years ago).
> 
> uemacs ... broken with randomization
> colums, sss ... local programs, broken with randomization
> procinfo ... broken, randomization makes it die sooner.
> mikmod ... broken with randomization
> bsdsed ... broken with randomization
> ...
> Should I test few more?

just a quick debug question: do they all work if you start them via 
setarch?

	Ingo
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