From owner-freebsd-current@FreeBSD.ORG Thu Apr 30 21:36:22 2009 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id ED37E106566C; Thu, 30 Apr 2009 21:36:22 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from albert.catwhisker.org (adsl-63-193-123-122.dsl.snfc21.pacbell.net [63.193.123.122]) by mx1.freebsd.org (Postfix) with ESMTP id 9A6BF8FC0C; Thu, 30 Apr 2009 21:36:21 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from albert.catwhisker.org (localhost [127.0.0.1]) by albert.catwhisker.org (8.14.3/8.14.3) with ESMTP id n3ULaL2V062015; Thu, 30 Apr 2009 14:36:21 -0700 (PDT) (envelope-from david@albert.catwhisker.org) Received: (from david@localhost) by albert.catwhisker.org (8.14.3/8.14.3/Submit) id n3ULaLkP062014; Thu, 30 Apr 2009 14:36:21 -0700 (PDT) (envelope-from david) Date: Thu, 30 Apr 2009 14:36:21 -0700 From: David Wolfskill To: Chagin Dmitry Message-ID: <20090430213621.GA61978@albert.catwhisker.org> Mail-Followup-To: David Wolfskill , Chagin Dmitry , Robert Watson , current@freebsd.org References: <20090430155408.GX1387@albert.catwhisker.org> <20090430204828.GA6551@dchagin.static.corbina.ru> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="VbJkn9YxBvnuCH5J" Content-Disposition: inline In-Reply-To: <20090430204828.GA6551@dchagin.static.corbina.ru> User-Agent: Mutt/1.4.2.3i Cc: Robert Watson , current@freebsd.org Subject: Re: Panic: witness_warn (r191682; shared rw udpinp (udpinp)...netinet6/udp6_usrreq.c:360) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 30 Apr 2009 21:36:23 -0000 --VbJkn9YxBvnuCH5J Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 01, 2009 at 12:48:28AM +0400, Chagin Dmitry wrote: > ... > > This falls into the category of "unlikely software bugs" -- is there an= y=20 > > chance this machine is overheating or has memory problems? "show alllo= cks"=20 > > would be helpful on general principle, though. > >=20 >=20 > hi Robert, > look at patch bellow (even not tested, only to show a problem): >=20 > diff --git a/sys/netinet6/udp6_usrreq.c b/sys/netinet6/udp6_usrreq.c > index 5393740..f8ac3f2 100644 > --- a/sys/netinet6/udp6_usrreq.c > +++ b/sys/netinet6/udp6_usrreq.c > @@ -357,7 +357,6 @@ udp6_input(struct mbuf **mp, int *offp, int proto) > UDPSTAT_INC(udps_noportmcast); > goto badheadlocked; > } > - INP_RLOCK(last); > INP_INFO_RUNLOCK(&V_udbinfo); > if (last->inp_ppcb !=3D NULL) { > /* >=20 >=20 > David, can you test this patch? freebeast(8.0-C)[1] uname -a FreeBSD freebeast.catwhisker.org 8.0-CURRENT FreeBSD 8.0-CURRENT #331 r1916= 82M: Thu Apr 30 14:13:03 PDT 2009 root@freebeast.catwhisker.org:/common= /S4/obj/usr/src/sys/FREEBEAST i386 freebeast(8.0-C)[2]=20 I believe that qualifies as Goodness, as I was able to use ssh to access the machine, so it's definitely up in multi-user mode. Thanks! Peace, david --=20 David H. Wolfskill david@catwhisker.org Depriving a girl or boy of an opportunity for education is evil. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --VbJkn9YxBvnuCH5J Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (FreeBSD) iEYEARECAAYFAkn6GdQACgkQmprOCmdXAD1OeACfVjwir7MN0RPTdLHw+RLs9jAN m+QAnjdLYy3kvIfB0mthL/mH36WQQWRb =9OK4 -----END PGP SIGNATURE----- --VbJkn9YxBvnuCH5J--