From owner-freebsd-current@FreeBSD.ORG Mon Nov 7 11:21:24 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.ORG 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 25AAC16A41F; Mon, 7 Nov 2005 11:21:24 +0000 (GMT) (envelope-from dlt@mebtel.net) Received: from bombadil.mebtel.net (bombadil.mebtel.net [64.40.67.44]) by mx1.FreeBSD.org (Postfix) with ESMTP id 997AB43D46; Mon, 7 Nov 2005 11:21:23 +0000 (GMT) (envelope-from dlt@mebtel.net) Received: from localhost (localhost [127.0.0.1]) by bombadil.mebtel.net (Postfix) with ESMTP id 98D19123F2; Mon, 7 Nov 2005 06:21:22 -0500 (EST) Received: from bombadil.mebtel.net ([127.0.0.1]) by localhost (bombadil [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 28323-09; Mon, 7 Nov 2005 06:21:22 -0500 (EST) Received: from lorne.arm.org (66-79-79-177.dsl.mebtel.net [66.79.79.177]) by bombadil.mebtel.net (Postfix) with ESMTP id DC26B12349; Mon, 7 Nov 2005 06:21:21 -0500 (EST) Received: from lorne.arm.org (localhost [127.0.0.1]) by lorne.arm.org (8.13.4/8.13.4) with ESMTP id jA7BLLq2014350; Mon, 7 Nov 2005 06:21:21 -0500 (EST) (envelope-from dlt@lorne.arm.org) Received: (from dlt@localhost) by lorne.arm.org (8.13.4/8.13.4/Submit) id jA7BLLNG014349; Mon, 7 Nov 2005 06:21:21 -0500 (EST) (envelope-from dlt) Date: Mon, 7 Nov 2005 06:21:21 -0500 From: Derek Tattersall To: Bill Paul Message-ID: <20051107112121.GA13870@lorne.arm.org> References: <200511070044.jA70ioNQ012174@lorne.arm.org> <20051107091744.69E6D16A420@hub.freebsd.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20051107091744.69E6D16A420@hub.freebsd.org> User-Agent: mutt-ng/devel-r535 (FreeBSD) X-Virus-Scanned: by amavisd-new at mebtel.net Cc: freebsd-current@FreeBSD.ORG Subject: Re: Panic with GENERIC from today X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: dlt@mebtel.net List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Nov 2005 11:21:24 -0000 * Bill Paul [051107 06:13]: > > An i386 GENERIC kernel with an ndisgen'd wrapper for bcmwl5_sys driver > > for a Linksys WPC54G panics as it attempts to DHCP. The back trace > > reads (hand transcribed): > > kdb_enter (c08y0b30) at kdb_enter + 0x2b > > panic(c08773ef,c082441,0,d52bb944,c07daf6) at panic+0x127 > > mb_free_ext(c3737e00) at mb_free_ext +0x185 > > m_freem(c3737e00,c34d5cf8,0,c34e2800,c3737e00) at m_freem + 0x1a > > ndis_rxeof(c34ec200,d511b9e8,1,c34fc7d4,d51bbb7e) at ndis_rxeof + 0xb9 > > _end(c3785414,0,c34fc7d4,c34fc000,c34fc7d4)at 0xc333dd61 > > BCMWL5_SYS_drv_data_start(c3652228,17,7a171200,d51bf098,0) at 0xc09ba8bb > > BCMWL5_SYS_drv_data_start() at BCMWL5_SYS_drv_data_start + 0x3110 > > You know, I'm constantly amazed just how many ways people find to > mess up a simple thing like sending in a bug report. You went to > so much trouble to emphasize that your system panicked, and you were > dilligent enough to copy down the stack trace. > > And then you went and forgot to tell us what the panic message said. Oops! Message is: NDIS0 Link state changed to Up panic mb_free_ext: unknown ext type CPUID = 0 > > Go back and repeat the crash and make a note of the actual panic > message this time (i.e. "panic: something bad happened!"). Please > note that "I don't remember" or "I'll get around to it later" are > not valid responses. > > > A GENERIC kernel from a week ago with an ndisgen'd wrapper for the > > same driver works fine. > > > > Di I cvsup in the middle of a commit? I noticed Bill had committed > > some changes to the NDIS later later this afternoon, but they appeared > > to be for an intel driver. > > More than likely this is the result of Andre's recent changes to > the mbuf code. The NDISulator is still working fine for me with 6.x. > > When you report the full panic message so that I can tell what > actually went wrong, I may be able to tell you more. > > -Bill > > -- > ============================================================================= > -Bill Paul (510) 749-2329 | Senior Engineer, Master of Unix-Fu > wpaul@windriver.com | Wind River Systems > ============================================================================= > you're just BEGGING to face the moose > ============================================================================= Thanks for looking at this. -- Best regards, Derek Tattersall dlt@mebtel.net dlt666@yahoo.com dtatters@gmail.com