From owner-freebsd-bugs@FreeBSD.ORG Mon Aug 15 14:20:09 2005 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C34DD16A41F for ; Mon, 15 Aug 2005 14:20:09 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 48EDB43D49 for ; Mon, 15 Aug 2005 14:20:09 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j7FEK9Ma036810 for ; Mon, 15 Aug 2005 14:20:09 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j7FEK9De036809; Mon, 15 Aug 2005 14:20:09 GMT (envelope-from gnats) Resent-Date: Mon, 15 Aug 2005 14:20:09 GMT Resent-Message-Id: <200508151420.j7FEK9De036809@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, Jimmy Olgeni Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9BE5416A42C for ; Mon, 15 Aug 2005 14:13:33 +0000 (GMT) (envelope-from olgeni@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6652543D45 for ; Mon, 15 Aug 2005 14:13:33 +0000 (GMT) (envelope-from olgeni@FreeBSD.org) Received: from freefall.freebsd.org (olgeni@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j7FEDX8Q036627 for ; Mon, 15 Aug 2005 14:13:33 GMT (envelope-from olgeni@freefall.freebsd.org) Received: (from olgeni@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j7FEDXq2036626; Mon, 15 Aug 2005 14:13:33 GMT (envelope-from olgeni) Message-Id: <200508151413.j7FEDXq2036626@freefall.freebsd.org> Date: Mon, 15 Aug 2005 14:13:33 GMT From: Jimmy Olgeni To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: kern/84952: "panic: sbappendstream 1" while using net/mpd X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Jimmy Olgeni List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Aug 2005 14:20:10 -0000 >Number: 84952 >Category: kern >Synopsis: "panic: sbappendstream 1" while using net/mpd >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Aug 15 14:20:08 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Jimmy Olgeni >Release: FreeBSD 6.0-BETA2 i386 >Organization: >Environment: System: FreeBSD olgeni.olgeni 6.0-BETA2 FreeBSD 6.0-BETA2 #2: Sat Aug 13 22:03:12 CEST 2005 olgeni@olgeni.olgeni:/usr/obj/usr/src/sys/GENERIC i386 >Description: While downloading data on a net/mpd GRE link, the following panic will occur: #0 doadump () at pcpu.h:165 165 pcpu.h: No such file or directory. in pcpu.h (kgdb) bt #0 doadump () at pcpu.h:165 #1 0xc0631ea8 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:397 #2 0xc06321bd in panic (fmt=0xc085d9c7 "sbappendstream 1") at /usr/src/sys/kern/kern_shutdown.c:553 #3 0xc066e296 in sbappendstream_locked (sb=0xc27f2050, m=0xc222b600) at /usr/src/sys/kern/uipc_socket2.c:741 #4 0xc06c8880 in tcp_input (m=0xc222b600, off0=20) at /usr/src/sys/netinet/tcp_input.c:1280 #5 0xc06c1c91 in ip_input (m=0xc222b600) at /usr/src/sys/netinet/ip_input.c:776 #6 0xc06a0cd6 in netisr_processqueue (ni=0xc096f7b8) at /usr/src/sys/net/netisr.c:235 #7 0xc06a0eba in swi_net (dummy=0x0) at /usr/src/sys/net/netisr.c:348 #8 0xc061f9b8 in ithread_loop (arg=0xc1e33480) at /usr/src/sys/kern/kern_intr.c:545 #9 0xc061edec in fork_exit (callout=0xc061f89c , arg=0xc1e33480, frame=0xd58d3d38) at /usr/src/sys/kern/kern_fork.c:789 #10 0xc07dc2dc in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:208 A similar panic ("sbdrop") occurs on recent RELENG_5. >How-To-Repeat: Running any verbose command over a ssh link ("find /") will panic the client side. >Fix: Using ppp over tcp between the same hosts does not trigger the panic. >Release-Note: >Audit-Trail: >Unformatted: