From owner-freebsd-bugs@FreeBSD.ORG Tue Jan 27 11:30:01 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 DF9161065677 for ; Tue, 27 Jan 2009 11:30:01 +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 BC05C8FC1D for ; Tue, 27 Jan 2009 11:30:01 +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 n0RBU1on067041 for ; Tue, 27 Jan 2009 11:30:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n0RBU1gb067040; Tue, 27 Jan 2009 11:30:01 GMT (envelope-from gnats) Resent-Date: Tue, 27 Jan 2009 11:30:01 GMT Resent-Message-Id: <200901271130.n0RBU1gb067040@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, Denis Ahrens Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 45A981065674 for ; Tue, 27 Jan 2009 11:24:07 +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 3469B8FC1D for ; Tue, 27 Jan 2009 11:24:07 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id n0RBO6e6065389 for ; Tue, 27 Jan 2009 11:24:06 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id n0RBO6ip065376; Tue, 27 Jan 2009 11:24:06 GMT (envelope-from nobody) Message-Id: <200901271124.n0RBO6ip065376@www.freebsd.org> Date: Tue, 27 Jan 2009 11:24:06 GMT From: Denis Ahrens To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/131038: kernel panic in ip6_forward 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: Tue, 27 Jan 2009 11:30:02 -0000 >Number: 131038 >Category: kern >Synopsis: kernel panic in ip6_forward >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Jan 27 11:30:01 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Denis Ahrens >Release: 8.0 CURRENT >Organization: >Environment: FreeBSD monolith 8.0-CURRENT FreeBSD 8.0-CURRENT #1: Tue Jan 13 06:05:02 CET 2009 root@monolith:/usr/obj/usr/src/sys/GENERIC i386 >Description: my machine uses ipv6 over a tunnel. and since thepiratebay activated ipv6 it crashes very frequently in ip6_forward /usr/src/sys/netinet6/ip6_forward.c:423 49f: 8d 85 6c ff ff ff lea 0xffffff6c(%ebp),%eax 4a5: 89 44 24 08 mov %eax,0x8(%esp) 4a9: 8b 43 3c mov 0x3c(%ebx),%eax 4ac: 89 44 24 04 mov %eax,0x4(%esp) 4b0: 8d 45 e0 lea 0xffffffe0(%ebp),%eax 4b3: 89 04 24 mov %eax,(%esp) 4b6: e8 fc ff ff ff call 4b7 4bb: 85 c0 test %eax,%eax 4bd: 74 31 je 4f0 /usr/src/sys/netinet6/ip6_forward.c:425 the machine crashes on 0x4a9 (mov 0x3c(%ebx),%eax) >How-To-Repeat: massive ipv6 usage >Fix: sorry, don't know >Release-Note: >Audit-Trail: >Unformatted: