From owner-freebsd-net@FreeBSD.ORG Tue Sep 27 22:26:37 2005 Return-Path: X-Original-To: net@FreeBSD.org Delivered-To: freebsd-net@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0AC2A16A41F for ; Tue, 27 Sep 2005 22:26:36 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id 86DD943D48 for ; Tue, 27 Sep 2005 22:26:36 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com [70.30.70.180]) by elvis.mu.org (Postfix) with ESMTP id 237151A3C19 for ; Tue, 27 Sep 2005 15:26:36 -0700 (PDT) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 54D4A514C7; Tue, 27 Sep 2005 18:26:34 -0400 (EDT) Date: Tue, 27 Sep 2005 18:26:34 -0400 From: Kris Kennaway To: net@FreeBSD.org Message-ID: <20050927222634.GA46375@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="TB36FDmn/VVEgNH/" Content-Disposition: inline User-Agent: Mutt/1.4.2.1i Cc: Subject: ipv6 panic in 6.0 ([kris@FreeBSD.org: kern/85780: 'panic: bogus refcnt 0' in routing/ipv6]) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Sep 2005 22:26:37 -0000 --TB36FDmn/VVEgNH/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Can someone please look into this ipv6 panic? It is now my #1 panic on 6.0 (every few days, and I hardly make any use of ipv6 except for light nfs and tcp traffic), so it would be good to get it fixed before the release. Kris ----- Forwarded message from Kris Kennaway ----- X-Original-To: kkenn@localhost Delivered-To: kkenn@localhost.obsecurity.org X-Original-To: kris@freebsd.org Delivered-To: kris@freebsd.org X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Resent-Date: Tue, 6 Sep 2005 04:10:11 GMT Resent-Message-Id: <200509060410.j864ABSc034825@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, Kris Kennaway Date: Tue, 6 Sep 2005 04:00:34 GMT From: Kris Kennaway To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Cc:=20 Subject: kern/85780: 'panic: bogus refcnt 0' in routing/ipv6 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: , Errors-To: owner-freebsd-bugs@freebsd.org X-UIDL: fH3"!MZN!!DNumber: 85780 >Category: kern >Synopsis: 'panic: bogus refcnt 0' in routing/ipv6 >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: =20 >Keywords: =20 >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Sep 06 04:10:11 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Kris Kennaway >Release: 7.0 >Organization: FreeBSD >Environment: sparc64 >Description: This panic occurred on an SMP sparc64 machine. > panic: bogus refcnt 0 > cpuid =3D 0 > KDB: enter: panic > [thread pid 15 tid 100003 ] > Stopped at kdb_enter+0x3c: ta %xcc, 1 > db> wh > Tracing pid 15 tid 100003 td 0xfffff8001fb75680 > panic() at panic+0x164 > rtfree() at rtfree+0x7c > nd6_na_output() at nd6_na_output+0x4d0 > nd6_ns_input() at nd6_ns_input+0x704 > icmp6_input() at icmp6_input+0xc38 > ip6_input() at ip6_input+0xf5c > netisr_processqueue() at netisr_processqueue+0x7c > swi_net() at swi_net+0xdc > ithread_loop() at ithread_loop+0x18c > fork_exit() at fork_exit+0x94 > fork_trampoline() at fork_trampoline+0x8 It uses ipv6 to e.g. mount nfs /home directories and for ssh traffic, but= the machine seems to have been idle at the time of panic (no other process= es active on the other CPUs, and nothing much else running on the system ei= ther). core available. >How-To-Repeat: It's only happened once so far. >Fix: =20 >Release-Note: >Audit-Trail: >Unformatted: _______________________________________________ freebsd-bugs@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-bugs To unsubscribe, send any mail to "freebsd-bugs-unsubscribe@freebsd.org" ----- End forwarded message ----- --TB36FDmn/VVEgNH/ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDOccZWry0BWjoQKURAj7TAJ9AXmdji3GcFxzPeMn6NqoRCITNKgCg9bX5 lp5EWL5/bkAFb/2Bty60J5g= =5Tz6 -----END PGP SIGNATURE----- --TB36FDmn/VVEgNH/--