From owner-freebsd-bugs@FreeBSD.ORG Sun Mar 8 10:50:05 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 D36201065670 for ; Sun, 8 Mar 2009 10:50:05 +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 ABEC28FC12 for ; Sun, 8 Mar 2009 10:50:05 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n28Ao5tR033931 for ; Sun, 8 Mar 2009 10:50:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n28Ao5WX033930; Sun, 8 Mar 2009 10:50:05 GMT (envelope-from gnats) Resent-Date: Sun, 8 Mar 2009 10:50:05 GMT Resent-Message-Id: <200903081050.n28Ao5WX033930@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, Ruben van Staveren Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 92937106564A for ; Sun, 8 Mar 2009 10:49:21 +0000 (UTC) (envelope-from ruben@helium.verweg.com) Received: from helium.verweg.com (tunnel41.ipv6.xs4all.nl [IPv6:2001:888:10:29::2]) by mx1.freebsd.org (Postfix) with ESMTP id ECBFD8FC1E for ; Sun, 8 Mar 2009 10:49:20 +0000 (UTC) (envelope-from ruben@helium.verweg.com) Received: from helium.verweg.com (ruben@localhost.verweg.com [127.0.0.1]) by helium.verweg.com (8.14.3/8.14.1) with ESMTP id n28AnEjF004730 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Sun, 8 Mar 2009 11:49:19 +0100 (CET) (envelope-from ruben@helium.verweg.com) Received: (from ruben@localhost) by helium.verweg.com (8.14.3/8.14.1/Submit) id n28AnDuw004729; Sun, 8 Mar 2009 11:49:13 +0100 (CET) (envelope-from ruben) Message-Id: <200903081049.n28AnDuw004729@helium.verweg.com> Date: Sun, 8 Mar 2009 11:49:13 +0100 (CET) From: Ruben van Staveren To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: kern/132404: panic sleeping thread after 25th Feb src/sys/net commits X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Ruben van Staveren List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Mar 2009 10:50:06 -0000 >Number: 132404 >Category: kern >Synopsis: panic sleeping thread after 25th Feb src/sys/net commits >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Mar 08 10:50:04 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Ruben van Staveren >Release: FreeBSD 7.1-STABLE i386 >Organization: >Environment: System: FreeBSD helium.verweg.com 7.1-STABLE FreeBSD 7.1-STABLE #55: Sat Mar 7 20:49:56 CET 2009 root@helium.verweg.com:/usr/obj/usr/cvsup/7-stable/src/sys/HELIUM-SMP i386 >Description: cvsupping to feb 25th makes the system panic during early boot, somewhere around the time when /etc/rc.d/ppp and /etc/rc.d/routing is started. After enabling witness it will panic with a witness_warn Maybe some of it is related to kern/129846 >How-To-Repeat: This happens while using IPv6, pf, ppp (during boot to connect ADSL) using the following versions $FreeBSD: src/sys/net/route.c,v 1.120.2.9 2009/02/25 11:18:18 rwatson Exp $ $FreeBSD: src/sys/net/rtsock.c,v 1.143.2.8 2009/02/25 10:59:56 rwatson Exp $ $FreeBSD: src/sys/net/route.h,v 1.65.2.5 2009/02/25 10:59:56 rwatson Exp $ $FreeBSD: src/sys/netinet6/in6_rmx.c,v 1.18.2.4 2009/02/25 10:59:56 rwatson Exp $ $FreeBSD: src/sys/netinet6/in6_ifattach.c,v 1.39.2.4 2009/02/25 10:59:56 rwatson Exp $ $FreeBSD: src/sys/netinet/in_rmx.c,v 1.57.2.3 2009/02/25 10:59:56 rwatson Exp $ The following textdumps are available: Without WITNESS enabled (so empty show locks/alllocks) 1. http://ruben.is.verweg.com/stuff/freebsd/panic-sleepable-thread-textdump.tar.301 After enabling WITNESS and WITNESS_KDB 2. http://ruben.is.verweg.com/stuff/freebsd/witness_checkorder-textdump.tar.302 After setting debug.witness.kdb=0, to get the actual panic again 3. http://ruben.is.verweg.com/stuff/freebsd/panic-witness_warn-textdump.tar.303 >Fix: Backing out those changes prevents the system from panicing These revisions are safe $FreeBSD: src/sys/net/route.c,v 1.120.2.7 2008/11/06 22:11:57 julian Exp $ $FreeBSD: src/sys/net/rtsock.c,v 1.143.2.7 2009/02/18 20:12:08 jamie Exp $ $FreeBSD: src/sys/net/route.h,v 1.65.2.4 2008/11/06 22:11:57 julian Exp $ $FreeBSD: src/sys/netinet6/in6_rmx.c,v 1.18.2.3 2008/09/01 19:23:04 obrien Exp $ $FreeBSD: src/sys/netinet6/in6_ifattach.c,v 1.39.2.3 2008/09/01 19:23:04 obrien Exp $ $FreeBSD: src/sys/netinet/in_rmx.c,v 1.57.2.2 2008/11/06 22:11:57 julian Exp $ >Release-Note: >Audit-Trail: >Unformatted: