From owner-freebsd-questions@FreeBSD.ORG Tue May 13 03:42:26 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D507637B401 for ; Tue, 13 May 2003 03:42:26 -0700 (PDT) Received: from dire.bris.ac.uk (dire.bris.ac.uk [137.222.10.60]) by mx1.FreeBSD.org (Postfix) with ESMTP id 282AB43F3F for ; Tue, 13 May 2003 03:42:26 -0700 (PDT) (envelope-from Jan.Grant@bristol.ac.uk) Received: from mail.ilrt.bris.ac.uk by dire.bris.ac.uk with SMTP-PRIV with ESMTP; Tue, 13 May 2003 11:42:23 +0100 Received: from cmjg (helo=localhost) by mail.ilrt.bris.ac.uk with local-esmtp (Exim 3.16 #1) id 19FXCa-00014C-00; Tue, 13 May 2003 11:40:08 +0100 Date: Tue, 13 May 2003 11:40:08 +0100 (BST) From: Jan Grant X-X-Sender: cmjg@mail.ilrt.bris.ac.uk To: Gerard Samuel In-Reply-To: <3EC05C58.1030400@trini0.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: Jan Grant cc: freebsd-questions@FreeBSD.ORG Subject: Re: USB Mass Storage under 5.0 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 May 2003 10:42:27 -0000 On Mon, 12 May 2003, Gerard Samuel wrote: > Well unfortunately I didn't get too far. > FreeBSD core dumps, and freezes on me when I turn on the camera. I had > to type out the error on another > computer to provide here, so it may or may not be 100% accurate. > I was able to duplicate this back to back. > Anyone knows whats going on?? Am I SOL?? Thanks. > --------------------------------------------------- > gladiator# umass0: Fuji Photo Film USB Mass Storage, rev 1.10/10.00, addr 2 > da0 at umass-sim0 bus 0 target 0 lun 0 > da0: < USB-DRIVEUNIT 1.00> Removable Direct Access SCSI-0 device > da0: 1.000MB/x transfers > da0: 0MB (1 0 byte sectors: 0H 0S/T 0c) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ I'd guess that this was the cause of the problem: the device isn't getting even a faked geometry, and there may well be byte offset -> sector calculation that doesn't expect 0-byte sectors. You should probably get in touch with the -usb mailing list and raise a PR. > Fatal trap 18: interger divide fault while in kernel mode -- jan grant, ILRT, University of Bristol. http://www.ilrt.bris.ac.uk/ Tel +44(0)117 9287088 Fax +44 (0)117 9287112 http://ioctl.org/jan/ stty intr ^m