From owner-freebsd-hackers@FreeBSD.ORG Fri Nov 17 19:26:47 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 067FF16A407 for ; Fri, 17 Nov 2006 19:26:47 +0000 (UTC) (envelope-from erdgeist@erdgeist.org) Received: from elektropost.org (elektropost.org [80.237.196.4]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4086243D6A for ; Fri, 17 Nov 2006 19:26:40 +0000 (GMT) (envelope-from erdgeist@erdgeist.org) Received: (qmail 69096 invoked by uid 0); 17 Nov 2006 19:26:29 -0000 Received: from i577b070c.versanet.de (HELO ?10.1.1.103?) (erdgeist@erdgeist.org@87.123.7.12) by elektropost.org with AES256-SHA encrypted SMTP; 17 Nov 2006 19:26:29 -0000 Message-ID: <455E0CEE.9010304@erdgeist.org> Date: Fri, 17 Nov 2006 20:26:38 +0100 From: Dirk Engling User-Agent: Thunderbird 1.5.0.8 (Macintosh/20061025) MIME-Version: 1.0 CC: freebsd-hackers@freebsd.org References: <455D2A7A.90109@erdgeist.org> <20061117062952.H18512@maildrop.int.zabbadoz.net> In-Reply-To: <20061117062952.H18512@maildrop.int.zabbadoz.net> X-Enigmail-Version: 0.94.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: Phantom Jails X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Nov 2006 19:26:47 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Bjoern A. Zeeb wrote: > while this works you can also reproduce it if you log out of the jail > wait for the sockets to go away entirely and then stop the jail > because what keeps the jail up is not a socket but is related to devfs > and ?tys. > > http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/89528 So you're implying, that releasing the ucreds, that in this case obviously prevent prisons from disappearing, won't work due to stuff that "is releated to devfs and ttys"? Or was that a kind request to have a look into potential ucred leaks in tty and devfs code, as well? :) What unwanted effects could an early release of ucred structures cause? Maybe it was the wrong list to put that question on, after all, which would be appropriate? Regards erdgeist -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (Darwin) iD8DBQFFXgztImmQdUyYEgkRArfGAJ0VzR2klSbK/39KSfIGiumrp9ET4ACdHEW5 Hg1YMGukSTzh44TxRHFkGpE= =60Hb -----END PGP SIGNATURE-----