From owner-freebsd-current@FreeBSD.ORG Tue Apr 5 14:18:28 2005 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BE6CD16A4F8 for ; Tue, 5 Apr 2005 14:18:28 +0000 (GMT) Received: from mail24.sea5.speakeasy.net (mail24.sea5.speakeasy.net [69.17.117.26]) by mx1.FreeBSD.org (Postfix) with ESMTP id 628AC43D55 for ; Tue, 5 Apr 2005 14:18:28 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: (qmail 31418 invoked from network); 5 Apr 2005 14:18:28 -0000 Received: from server.baldwin.cx ([216.27.160.63]) (envelope-sender )AES256-SHA encrypted SMTP for ; 5 Apr 2005 14:18:27 -0000 Received: from [10.50.41.231] (gw1.twc.weather.com [216.133.140.1]) (authenticated bits=0) by server.baldwin.cx (8.13.1/8.13.1) with ESMTP id j35EI6P2065409; Tue, 5 Apr 2005 10:18:22 -0400 (EDT) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: freebsd-current@FreeBSD.org Date: Tue, 5 Apr 2005 10:14:39 -0400 User-Agent: KMail/1.6.2 References: <200503251546.41187.jhb@FreeBSD.org> In-Reply-To: <200503251546.41187.jhb@FreeBSD.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Message-Id: <200504051014.39396.jhb@FreeBSD.org> X-Spam-Status: No, score=-102.8 required=4.2 tests=ALL_TRUSTED, USER_IN_WHITELIST autolearn=failed version=3.0.2 X-Spam-Checker-Version: SpamAssassin 3.0.2 (2004-11-16) on server.baldwin.cx cc: current@FreeBSD.org Subject: Re: Panic: HEAD as of March 23rd: duplicate free of an mbuf X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Apr 2005 14:18:28 -0000 On Friday 25 March 2005 03:46 pm, John Baldwin wrote: > Panic on a 4 CPU box running buildworld -j 8 in a loop: > > FreeBSD/i386 (deimos.baldwin.cx) (ttyd0) > > login: Slab at 0xc2280fa8, freei 8 = 0. > panic: Duplicate free of item 0xc2280800 from zone 0xc103d840(Mbuf) > > cpuid = 1 > KDB: enter: panic > [thread pid 15027 tid 100093 ] > Stopped at kdb_enter+0x30: leave > db> tr > Tracing pid 15027 tid 100093 td 0xc214e000 > kdb_enter(c071f8c3,1,c073217f,e00e1b88,c214e000) at kdb_enter+0x30 > panic(c073217f,c2280800,c103d840,c071e194,c2280800) at panic+0x14e > uma_dbg_free(c103d840,0,c2280800,8e4,1) at uma_dbg_free+0x17b > uma_zfree_arg(c103d840,c2280800,0,4ed,c4d44300) at uma_zfree_arg+0x131 > soreceive(c4d44298,0,e00e1c80,0,0,e00e1c50,4000) at soreceive+0xa9c > fifo_read_f(c4383ea0,e00e1c80,c2515a00,0,c214e000) at fifo_read_f+0x72 > dofileread(c214e000,c4383ea0,3,bfbfd667,1) at dofileread+0xcc > read(c214e000,e00e1d14,c,3ff,3) at read+0x6b > syscall(808002f,836002f,bfbf002f,bfbfd6a0,0) at syscall+0x2a0 > Xint0x80_syscall() at Xint0x80_syscall+0x1f Still getting this panic on more recent current. Details in an earlier thread. This time it was on a UP x86 box doing a buildworld loop. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org