From owner-freebsd-bugs@FreeBSD.ORG Sun Oct 24 11:10:08 2010 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 686561065675 for ; Sun, 24 Oct 2010 11:10:08 +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 2A1B88FC15 for ; Sun, 24 Oct 2010 11:10:08 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.4/8.14.4) with ESMTP id o9OBA8o3063149 for ; Sun, 24 Oct 2010 11:10:08 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id o9OBA7Nx063148; Sun, 24 Oct 2010 11:10:08 GMT (envelope-from gnats) Resent-Date: Sun, 24 Oct 2010 11:10:08 GMT Resent-Message-Id: <201010241110.o9OBA7Nx063148@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, Martin Birgmeier Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EE622106566C for ; Sun, 24 Oct 2010 11:03:34 +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 DC71B8FC08 for ; Sun, 24 Oct 2010 11:03:34 +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 o9OB3YwP021432 for ; Sun, 24 Oct 2010 11:03:34 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id o9OB3Yob021431; Sun, 24 Oct 2010 11:03:34 GMT (envelope-from nobody) Message-Id: <201010241103.o9OB3Yob021431@www.freebsd.org> Date: Sun, 24 Oct 2010 11:03:34 GMT From: Martin Birgmeier To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/151681: NFS mount via IPv6 leads to hang on client with "ipfw: pullup failed" 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: Sun, 24 Oct 2010 11:10:08 -0000 >Number: 151681 >Category: kern >Synopsis: NFS mount via IPv6 leads to hang on client with "ipfw: pullup failed" >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Oct 24 11:10:07 UTC 2010 >Closed-Date: >Last-Modified: >Originator: Martin Birgmeier >Release: client: 7.3, server: 8.1 >Organization: MBi at home >Environment: FreeBSD gandalf.xyzzy 7.3-RELEASE-p3 FreeBSD 7.3-RELEASE-p3 #2: Sat Oct 16 08:55:47 CEST 2010 root@gandalf.xyzzy:/d/14.1/OBJ/FreeBSD/RELENG_7_3/src/sys/XYZZY i386 >Description: Scenario: - The client runs RELENG_7_3 - The server runs RELENG_8_1_0_RELEASE - All machines are fully configured for dual IPv4/IPv6 operation - The server exports zfs volumes both via IPv4 and IPv6 - The client mounts from the server via IPv6 Error: - After only a few operations, the client hangs, with messages "ipfw: pullup failed" on the console Resolution: - The hang can only be resolved by a reboot of the client. This hang does not occur if the mount is done via IPv4. >How-To-Repeat: Repeat the scenario above, and do NFS operations from the client to the server. >Fix: >Release-Note: >Audit-Trail: >Unformatted: