From owner-freebsd-fs@FreeBSD.ORG Tue Jun 1 11:30:12 2004 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B538216A4D1 for ; Tue, 1 Jun 2004 11:30:12 -0700 (PDT) Received: from mail-out.ukr.net (mail-out.ukr.net [212.42.65.71]) by mx1.FreeBSD.org (Postfix) with ESMTP id AFA6143D39 for ; Tue, 1 Jun 2004 11:30:02 -0700 (PDT) (envelope-from technix@ukr.net) Received: from hammer.ukr.net ([212.42.65.68]) by mail-out.ukr.net with esmtp ID 1BVE1Q-000Bgf-00; Tue, 01 Jun 2004 21:30:00 +0300 Received: from mail by hammer.ukr.net with local ID 1BVE1Q-000JfB-00 for freebsd-fs@freebsd.org; Tue, 01 Jun 2004 21:30:00 +0300 Received: from [193.41.172.104] by www2.ukr.net with HTTP; Tue, 01 Jun 2004 18:30:00 +0000 (GMT) From: "Sergei Mozhaisky" To: freebsd-fs@freebsd.org Mime-Version: 1.0 X-Mailer: mPOP Web-Mail 2.19 X-Originating-IP: [193.41.172.104] Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 8bit Message-Id: Date: Tue, 01 Jun 2004 21:30:00 +0300 X-Scanner: exiscan for exim4 (http://duncanthrax.net/exiscan/) *1BVE1Q-000JfB-00*LTlKJRXtaXY* Subject: mount_nullfs troubles on preloaded md X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: Sergei Mozhaisky List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Jun 2004 18:30:12 -0000 Hello everyone. FreeBSD 5.2.1-RELEASE with GENERIC kernel. I've made my own mfsroot and put into /sbin all requred files, among them: mount, mount_cd9660, mdmfs, mount_mfs and mount_nullfs. System booting from CD, then mounting md0 and root FS image. But I have a problem with mount_nullfs: # mount /dev/md0 on / (ufs, local) devfs on /dev (devfs, local) /dev/acd0 on /Frenzy/cd (cd9660, local, read-only) /dev/md7.ugz on /Frenzy/fs (ufs, local, read-only) # mount_nullfs /Frenzy/fs/bin /bin mount_nullfs: Operation not supported by device # mount_nullfs /bin /Frenzy/fs/bin mount_nullfs: No such file or directory # mount_nullfs /Frenzy/cd/boot /boot mount_nullfs: Operation not supported by device # mount_nullfs /boot /Frenzy/cd/boot mount_nullfs: No such file or directory With mount_unionfs got the same trouble. Then I've compiled mount_wrapfs (tool like mount_nullfs) from 'FIST' project (http://www.cs.columbia.edu/~ezk/research/fist/) and tried to do the same operation. Directories mounted OK. But when I trying to access these directories wia 'ls' (echo works OK), I've got kernel panic or message "Debug: root vnode is locked" and kernel panic again. Any suggestions? -- Best regards, Mozhaisky Sergei (techniX) [ http://frenzy.org.ua/ ]