linux-kernel - Re: 2.6.25.3: su gets stuck for root

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Message-ID: <20080604171056.GB17875@devserv.devel.redhat.com>
Date:	Wed, 4 Jun 2008 13:10:56 -0400
From:	Alan Cox <alan@...hat.com>
To:	Joe Peterson <joe@...rush.com>
Cc:	Alan Cox <alan@...hat.com>, Alan Cox <alan@...rguk.ukuu.org.uk>,
	David Newall <davidn@...idnewall.com>,
	Willy Tarreau <w@....eu>,
	Harald Dunkel <harald.dunkel@...nline.de>,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.25.3: su gets stuck for root

> tty = current->signal->tty = -142080000 or 0xf7880800
> task->pgrg                 = -142405824 or 0xf7830f40

task->pgrp is a struct pid - you need the value it holds
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