From owner-freebsd-hackers Thu Jul 6 20:59:03 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id UAA15652 for hackers-outgoing; Thu, 6 Jul 1995 20:59:03 -0700 Received: from efn.efn.org (root@efn.org [198.68.17.1]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id UAA15643 for ; Thu, 6 Jul 1995 20:59:00 -0700 Received: from unix.nike.efn.org (haus.efn.org) by efn.efn.org (4.1/smail2.5/05-07-92) id AA28152; Thu, 6 Jul 95 20:58:00 PDT Date: Thu, 6 Jul 1995 21:06:05 -0700 (PDT) From: John-Mark Gurney X-Sender: gurney_j@unix.nike.efn.org To: hackers@freebsd.org Subject: nca0 panic Message-Id: Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: hackers-owner@freebsd.org Precedence: bulk this is the results of when I am unzipping a file from my cd-rom onto my dos machine under os/2... the cdrom is mounted via nfs... this message is repeated 6 times before the panic: nca0/4/0 (cd0) timed out this is the panic message: Fatal trap 12: page fault while in kernel mode fault virtual address = 0xefc45734 fault code = supervisor read, page not present instruction pointer = 0x8:0xf010bab2 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def 321, gra 1 processor eflags = interupt enable resume, IOPL=0 current process = 108 (nfsd) interupt mask = net tty bio here is the results that pertain to the problem from dmesg: FreeBSD 2.0.5-RELEASE #3: Sun Jul 2 00:19:39 PDT 1995 johng@unix.nike.efn.org:/usr/src/sys/compile/nike CPU: i486DX (486-class CPU) real memory = 8257536 (2016 pages) avail memory = 6991872 (1707 pages) Probing for devices on the ISA bus: [...] nca0 at 0x350-0x35f irq 7 on isa nca0: type NCR-53C400 nca0 waiting for scsi devices to settle nca0/4/0 parity error nca0/4/0 parity error nca0/4/0 parity error (nca0:4:0): "NEC CD-ROM DRIVE:210 1.0" type 5 removable SCSI 1 cd0(nca0:4:0): CD-ROM nca0/4/0 parity error nca0/4/0 parity error nca0/4/0 parity error cd present.[300225 x 2048 byte records] [...] nca0/4/0 parity error nca0/4/0 parity error nca0/4/0 too many parity errors, not logging any more if you guys need a copy of my kernel I can put it up for download... also... is there any plans of implimenting SCSI 1 audio commands... Thanks for all the help you guys have provided... John-Mark gurney_j@efn.org Live in Peace, destroy Micro$oft, support free software, run FreeBSD (unix)