From owner-freebsd-bugs@FreeBSD.ORG Tue May 18 15:19:50 2004 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D074116A4CE for ; Tue, 18 May 2004 15:19:50 -0700 (PDT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6E13243E11 for ; Tue, 18 May 2004 15:00:24 -0700 (PDT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) i4IJoFWi004797 for ; Tue, 18 May 2004 12:50:15 -0700 (PDT) (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.11/8.12.11/Submit) id i4IJoFwS004796; Tue, 18 May 2004 12:50:15 -0700 (PDT) (envelope-from gnats) Resent-Date: Tue, 18 May 2004 12:50:15 -0700 (PDT) Resent-Message-Id: <200405181950.i4IJoFwS004796@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, "Clemens Fischer" Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 02AF616A4CF for ; Tue, 18 May 2004 12:41:57 -0700 (PDT) Received: from mout1.freenet.de (mout1.freenet.de [194.97.50.132]) by mx1.FreeBSD.org (Postfix) with ESMTP id E730643E5F for ; Tue, 18 May 2004 10:59:25 -0700 (PDT) (envelope-from ino-qc@spotteswoode.de.eu.org) Received: from [194.97.50.135] (helo=mx2.freenet.de) by mout1.freenet.de with asmtp (Exim 4.33) id 1BQ8rj-0000tk-6s for FreeBSD-gnats-submit@freebsd.org; Tue, 18 May 2004 19:58:59 +0200 Received: from pd9e767f0.dip.t-dialin.net ([217.231.103.240] helo=spotteswoode.dnsalias.org) by mx2.freenet.de with asmtp (ID inode@freenet.de) (Exim 4.33 #3) id 1BQ8ri-0007uG-Ta for FreeBSD-gnats-submit@freebsd.org; Tue, 18 May 2004 19:58:59 +0200 Received: (qmail 2523 invoked by uid 0); 18 May 2004 17:59:20 -0000 Message-Id: <65ataa6g.fsf@ID-23066.news.dfncis.de> Date: 18 May 2004 19:58:57 +0200 From: "Clemens Fischer" To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Subject: kern/66829: mounting fdesc union on /dev panics 4.10-prelease#2 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 May 2004 22:19:50 -0000 >Number: 66829 >Category: kern >Synopsis: mounting fdesc union on /dev panics 4.10-prelease#2 >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue May 18 12:50:15 PDT 2004 >Closed-Date: >Last-Modified: >Originator: clemens fischer >Release: FreeBSD 4.10-PRERELEASE i386 >Organization: none >Environment: System: FreeBSD spotteswoode.dnsalias.org 4.10-PRERELEASE FreeBSD 4.10-PRERELEASE #2: Fri May 14 17:12:04 CEST 2004 root@spotteswoode.dnsalias.org:/mail/freebsd/obj/mail/freebsd/RELENG_4/src/sys/n1 i386 >Description: with "fdesc /dev fdesc rw,union 0 0" in /etc/fstab, the machine won't even survive the /etc/rc.* scripts, panic with something like "ufs rehash..." and reboot. >How-To-Repeat: behaviour is 100% reproducable, although having "noauto" in the fstab entry and mounting fdesc manually will let the system live for seconds and minutes. DO NOT automount fdesc on a production machine over a ssh-connection; it won't enter multiuser! >Fix: none yet. fdesc seems unusable. clemens >Release-Note: >Audit-Trail: >Unformatted: X-send-pr-version: 3.113 X-GNATS-Notify: