linux-kernel - Re: [BUG] Linux 2.6.25.4 task

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Message-ID: <20080608143434.GF2487@hacking>
Date:	Sun, 8 Jun 2008 22:34:34 +0800
From:	WANG Cong <xiyou.wangcong@...il.com>
To:	Thorsten Knabe <linux@...rsten-knabe.de>
Cc:	Jeff Dike <jdike@...toit.com>, Chris Wright <chrisw@...s-sol.org>,
	linux-kernel@...r.kernel.org, Roland McGrath <roland@...hat.com>
Subject: Re: [BUG] Linux 2.6.25.4 task_struct leak

On Sun, Jun 08, 2008 at 01:39:11PM +0200, Thorsten Knabe wrote:
>
>Hello Jeff.
>
>Your assumption about ptrace causing the task_struct leak seems to be
>right. I bisected the problem down to a few commits using the repository
>at git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git.
>
>Commit b7b71725fb9584454bfe5f231223bd63421798fb is the last known commit
>that does not leak task_structs, whereas commit
>a97f52e67890fda6b373c1c1895ff1c1c69b36c8 is leaking task_structs.
>Revisions in between do not even compile.
>Also I had to apply the changes from commit
>f9cb02b0be4de3c51edfdd701754e13d9a2d20d6 to most of the kernels I have
>tested, otherwise the UML process would crash on startup.

Add Cc to Roland McGrath <roland@...hat.com>.


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