From owner-freebsd-current Thu Oct 12 20:28:19 2000 Delivered-To: freebsd-current@freebsd.org Received: from wantadilla.lemis.com (wantadilla.lemis.com [192.109.197.80]) by hub.freebsd.org (Postfix) with ESMTP id DB62E37B502 for ; Thu, 12 Oct 2000 20:28:15 -0700 (PDT) Received: (from grog@localhost) by wantadilla.lemis.com (8.11.0/8.9.3) id e9D3S9V03304 for FreeBSD-current@FreeBSD.ORG; Fri, 13 Oct 2000 12:58:09 +0930 (CST) (envelope-from grog) Date: Fri, 13 Oct 2000 12:58:09 +0930 From: Greg Lehey To: FreeBSD current users Subject: Panic "m_copydata, negative off" out of tcp_output Message-ID: <20001013125809.K2593@wantadilla.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0i Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.lemis.com/~grog X-PGP-Fingerprint: 6B 7B C3 8C 61 CD 54 AF 13 24 52 F8 6D A4 95 EF Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG I've been having a few panics lately with a PRE_SMPNG snap: kgdb) bt #0 dumpsys () at ../../kern/kern_shutdown.c:461 #1 0xc01cf043 in boot (howto=256) at ../../kern/kern_shutdown.c:302 #2 0xc01cf3e5 in panic (fmt=0xc037db85 "m_copydata, negative off %d") at ../../kern/kern_shutdown.c:550 #3 0xc01edd02 in m_copydata (m=0x0, off=-1, len=1, cp=0xc0cd7970 "xmission\003com") at ../../kern/uipc_mbuf.c:766 #4 0xc02356a0 in tcp_output (tp=0xcb54d720) at ../../netinet/tcp_output.c:590 #5 0xc02343f3 in tcp_input (m=0xc0cd7900, off0=20, proto=6) at ../../netinet/tcp_input.c:2249 #6 0xc022e5d2 in ip_input (m=0xc0cd7900) at ../../netinet/ip_input.c:750 #7 0xc022e62f in ipintr () at ../../netinet/ip_input.c:778 Does anybody recognize this? Greg -- Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message