From ruben@erg.verweg.com Sun Mar 8 13:24:38 2009 Return-Path: Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 40A7110656D6 for ; Sun, 8 Mar 2009 13:24:38 +0000 (UTC) (envelope-from ruben@erg.verweg.com) Received: from erg.verweg.com (unknown [IPv6:2001:980:fff:96::c0a8:181]) by mx1.freebsd.org (Postfix) with ESMTP id A61E58FC1C for ; Sun, 8 Mar 2009 13:24:37 +0000 (UTC) (envelope-from ruben@erg.verweg.com) Received: from erg.verweg.com (ruben@erg [94.142.245.8]) by erg.verweg.com (8.14.3/8.14.3) with ESMTP id n28DOafb035864 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Sun, 8 Mar 2009 13:24:36 GMT (envelope-from ruben@erg.verweg.com) Received: (from ruben@localhost) by erg.verweg.com (8.14.3/8.14.3/Submit) id n28DOasP035863 for bug-followup@FreeBSD.org; Sun, 8 Mar 2009 14:24:36 +0100 (CET) (envelope-from ruben) Message-Id: <19AFC979-C6A3-4ACA-BE7F-92FFD174D662@verweg.com> Date: Sun, 8 Mar 2009 14:23:18 +0100 From: Ruben van Staveren To: Robert Watson Cc: freebsd-stable Stable In-Reply-To: Subject: Re: Panics involving ppp following routing fixes References: Number: 132410 >Category: kern >Synopsis: Re: Panics involving ppp following routing fixes >Confidential: no >Severity: serious >Priority: medium >Responsible: linimon >State: closed >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Mar 08 13:30:03 UTC 2009 >Closed-Date: Sun Mar 08 15:13:10 UTC 2009 >Last-Modified: Tue Feb 01 20:18:36 UTC 2011 >Originator: >Release: >Organization: >Environment: >Description: Hi Robert, On 8 Mar 2009, at 12:24, Robert Watson wrote: > On Sun, 8 Mar 2009, Ruben van Staveren wrote: > >>>> Just a minor heads up: I've merged both Kip Macy's lock order >>>> fixes to the kernel routing code, and the route locking and >>>> reference counting fixes from kern/130652 to stable/7. These >>>> fixes should correct a number of reported network-related hangs. >>>> We might want to release a subset of these as an errata patch to >>>> 7.1 if they shake out well in 7-stable. >> >> Unfortunately these changes let my system panic during early boot, >> around the time when ppp/routing is started. Backing out these >> changes prevents the panic. >> >> I've filed this with some textdumps as: kern/132404: panic sleeping >> thread after 25th Feb src/sys/net commits >> >> http://www.freebsd.org/cgi/query-pr.cgi?pr=132404 > > Hi Ruben-- > > I've had a number of similar reports, but this one contained enough > information for me to (hopefully) track it down. I've merged a fix > from head as r189531 that corrects lock leak in error-handling in > the routing socket code. Could you let me know if that helps with > the problem? Yes, Using rev 1.143.2.9 of src/sys/net/rtsock.c indeed solves the problem, thanks! > Robert N M Watson > Computer Laboratory > University of Cambridge Regards, Ruben > >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: State-Changed-From-To: open->closed State-Changed-By: linimon State-Changed-When: Sun Mar 8 15:11:28 UTC 2009 State-Changed-Why: Misfiled followup to kern/132404, already in audit trail. Responsible-Changed-From-To: gnats-admin->linimon Responsible-Changed-By: linimon Responsible-Changed-When: Sun Mar 8 15:11:28 UTC 2009 Responsible-Changed-Why: http://www.freebsd.org/cgi/query-pr.cgi?pr=132410 >Unformatted: