From owner-freebsd-bugs@FreeBSD.ORG Wed Nov 11 00:30:04 2009 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4A7481065676 for ; Wed, 11 Nov 2009 00:30:04 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 040528FC17 for ; Wed, 11 Nov 2009 00:30:04 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id nAB0U3bx051727 for ; Wed, 11 Nov 2009 00:30:03 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id nAB0U3xv051725; Wed, 11 Nov 2009 00:30:03 GMT (envelope-from gnats) Resent-Date: Wed, 11 Nov 2009 00:30:03 GMT Resent-Message-Id: <200911110030.nAB0U3xv051725@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, Warren Block Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9EDB71065670 for ; Wed, 11 Nov 2009 00:29:25 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 8E3C98FC0C for ; Wed, 11 Nov 2009 00:29:25 +0000 (UTC) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id nAB0TPs1018170 for ; Wed, 11 Nov 2009 00:29:25 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id nAB0TP2t018169; Wed, 11 Nov 2009 00:29:25 GMT (envelope-from nobody) Message-Id: <200911110029.nAB0TP2t018169@www.freebsd.org> Date: Wed, 11 Nov 2009 00:29:25 GMT From: Warren Block To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: bin/140462: devd.pid locked by /etc/rc.d and dhclient (regression) X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Nov 2009 00:30:04 -0000 >Number: 140462 >Category: bin >Synopsis: devd.pid locked by /etc/rc.d and dhclient (regression) >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Nov 11 00:30:03 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Warren Block >Release: 8.0-RC2 >Organization: >Environment: FreeBSD lightning 8.0-RC2 FreeBSD 8.0-RC2 #0: Fri Nov 6 21:23:46 MST 2009 root@lightning:/usr/obj/usr/src/sys/LIGHTNING i386 >Description: After a fresh boot or reboot of 8.0-RC2, /var/run/devd.pid is locked preventing devd restart: # /etc/rc.d/devd restart Stopping devd. Starting devd. devd: devd already running, pid: 398 /etc/rc.d/devd: WARNING: failed to start devd This is due to locks on /var/run/devd.pid remaining even after devd is killed: lightning% lsof /var/run/devd.pid COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME devd 400 root 6w VREG 0,101 3 47124 /var/run/devd.pid dhclient 865 root 6w VREG 0,101 3 47124 /var/run/devd.pid dhclient 1024 _dhcp 6w VREG 0,101 3 47124 /var/run/devd.pid This is a regression from 7-STABLE, where devd.pid is only locked by devd after startup. >How-To-Repeat: Boot 8.0-RC2 with dhclient run from /etc/rc.conf. Try to restart devd. devd will be killed but not restarted because the pidfile is still present because of locks. Mailing list thread start: http://docs.freebsd.org/cgi/getmsg.cgi?fetch=862294+0+/usr/local/www/db/text/2009/freebsd-current/20091018.freebsd-current >Fix: Workaround: rather than restart devd in one step, kill devd and rm /var/run/devd.pid. Then start devd. >Release-Note: >Audit-Trail: >Unformatted: