Subject: kern/6902: fsck_ext2fs triggers panic ptdi
To: None <gnats-bugs@gnats.netbsd.org>
From: None <shep@netbsd.org>
List: netbsd-bugs
Date: 01/28/1999 12:41:19
>Number:         6902
>Category:       kern
>Synopsis:       fsck_ext2fs triggers panic ptdi
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people (Kernel Bug People)
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Jan 28 10:05:01 1999
>Last-Modified:
>Originator:     Tim Shepard
>Organization:
	
>Release:        1.3.3
>Environment:
	
System: NetBSD myname.my.domain 1.3.3 NetBSD 1.3.3 (COSTAS) #0: Wed Jan 27 23:50:46 EST 1999 shep@myname.my.domain:/usr/src/sys/arch/i386/compile/COSTAS i386


>Description:
	fsck_ext2fs -f -n /dev/rwd0h triggers a panic ptdi

  panic: ptdi 3fe5063
  Stopped at       _Debugger+0x4:   leave
  db> trace
  _Debugger(f0978c80,f48efcf4,f020f533,f020f425,3fe5063) at _Debugger+0x4
  _panic(f020f425,3fe5063,f0978c80,f03b5048,0) at _panic+0x46
  _pmap_enter(f0975420,400000,c69000,7,1) at _pmap_enter+0x8f
  _vm_fault(f097ae00,400000,7,1) at _vm_fault+0xc7e
  _vm_fault_wire(f097ae00,3f3000,403000,f0e737f8,1) at _vm_fault_wire+0x35
  _vm_map_pageable(f097ae00,3f3000,403000,0,f48efe14) at _vm_map_pageable+0x291
  _vslock(3f3000,10000,f48efe9c,f48efed4,f097b600) at _vslock+0x2a
  _physio(f021e600,0,307,100000,f0122b64) at _physio+0x1bc
  _wdread(307,f48eff1c,0,f094af00,f0972e80) at _wdread+0x1f
  _spec_read(f48efed4,f48efee8,f0145dc7,f48efed4,20000) at _spec_read+0xb1
  _ufsspec_read(f48efed4,20000,3,f097b600,f48efed4) at _ufsspec_read+0x21
  _vn_read(f09795c0,f48eff1c,f0972e80) at _vn_read+0xaf
  _sys_read(f097b600,f48eff88,f48eff80,0,0) at _sys_read+0xa3
  _syscall() at _syscall+0x216
  --- syscall (number 3) ---
  0x22da7:
  db> 

>How-To-Repeat:

myname<3>$ sudo disklabel /dev/wd0
old BSD partition ID!
# /dev/wd0d:
type: ST506
disk: mydisk
label: 
flags:
bytes/sector: 512
sectors/track: 63
tracks/cylinder: 16
sectors/cylinder: 1008
cylinders: 15880
total sectors: 16007040
rpm: 3600
interleave: 1
trackskew: 0
cylinderskew: 0
headswitch: 0           # milliseconds
track-to-track seek: 0  # milliseconds
drivedata: 0 

8 partitions:
#        size   offset    fstype   [fsize bsize   cpg]
  a:   304416  4193280      4.2BSD     1024  8192    16   # (Cyl. 4160 - 4461)
  b:   526176  4497696        swap                        # (Cyl. 4462 - 4983)
  c:  4193280  4193280      unused        0     0         # (Cyl. 4160 - 8319)
  d: 16007040        0      unused        0     0         # (Cyl.    0 - 15879)
  e:  3362688  5023872      4.2BSD     1024  8192    16   # (Cyl. 4984 - 8319)
  f:  4192902       63       MSDOS                        # (Cyl.    0*- 4159*)
  g:      315  4192965     unknown                        # (Cyl. 4159*- 4159*)
  h:  7614180  8386560     unknown                        # (Cyl. 8320 - 15873*)
myname<4>$ sudo fsck_ext2fs -n /dev/rwd0h
** /dev/rwd0h (NO WRITE)
** File system is clean; not checking
myname<5>$ sudo fsck_ext2fs -f -n /dev/rwd0h
** /dev/rwd0h (NO WRITE)
** File system is already clean
** Phase 1 - Check Blocks and Sizes

Then after a moment, the machine panics.  
I got it trace from db> which I typed in by hand:

  panic: ptdi 3fe5063
  Stopped at       _Debugger+0x4:   leave
  db> trace
  _Debugger(f0978c80,f48efcf4,f020f533,f020f425,3fe5063) at _Debugger+0x4
  _panic(f020f425,3fe5063,f0978c80,f03b5048,0) at _panic+0x46
  _pmap_enter(f0975420,400000,c69000,7,1) at _pmap_enter+0x8f
  _vm_fault(f097ae00,400000,7,1) at _vm_fault+0xc7e
  _vm_fault_wire(f097ae00,3f3000,403000,f0e737f8,1) at _vm_fault_wire+0x35
  _vm_map_pageable(f097ae00,3f3000,403000,0,f48efe14) at _vm_map_pageable+0x291
  _vslock(3f3000,10000,f48efe9c,f48efed4,f097b600) at _vslock+0x2a
  _physio(f021e600,0,307,100000,f0122b64) at _physio+0x1bc
  _wdread(307,f48eff1c,0,f094af00,f0972e80) at _wdread+0x1f
  _spec_read(f48efed4,f48efee8,f0145dc7,f48efed4,20000) at _spec_read+0xb1
  _ufsspec_read(f48efed4,20000,3,f097b600,f48efed4) at _ufsspec_read+0x21
  _vn_read(f09795c0,f48eff1c,f0972e80) at _vn_read+0xaf
  _sys_read(f097b600,f48eff88,f48eff80,0,0) at _sys_read+0xa3
  _syscall() at _syscall+0x216
  --- syscall (number 3) ---
  0x22da7:
  db> 
      
output from dmesg after rebooting (to show machine configuration):
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
d irq 10
panic: ptdi 3fe5063
syncing disks... 3 3 3 3 3 done
rebooting...
Copyright (c) 1996, 1997, 1998
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 1.3.3 (COSTAS) #0: Wed Jan 27 23:50:46 EST 1999
    shep@myname.my.domain:/usr/src/sys/arch/i386/compile/COSTAS
cpu0: family 6 model 5 step 2
cpu0: Intel Pentium Pro (686-class)
real mem  = 66646016
avail mem = 63283200
using 839 buffers containing 3436544 bytes of memory
biostramp installed @ 1000
mainbus0 (root)
pci0 at mainbus0 bus 0: configuration mode 1
Intel product 0x7192 (host bridge, revision 0x02) at pci0 dev 0 function 0 not configured
Neomagic product 0x0005 (VGA display, revision 0x20) at pci0 dev 4 function 0 not configured
pcib0 at pci0 dev 5 function 0
pcib0: Intel 82371AB PCI-to-ISA Bridge (PIIX4) (rev. 0x02)
Intel 82371AB IDE controller (PIIX4) (IDE mass storage, interface 0x80, revision 0x01) at pci0 dev 5 function 1 not configured
Intel 82371AB USB Host Controller (PIIX4) (USB serial bus, revision 0x01) at pci0 dev 5 function 2 not configured
Intel 82371AB Power Management Controller (PIIX4) (miscellaneous bridge, revision 0x02) at pci0 dev 5 function 3 not configured
Toshiba Info Systems (2nd PCI Vendor ID) product 0x0701 (miscellaneous communications, revision 0x23) at pci0 dev 9 function 0 not configured
Toshiba Info Systems (2nd PCI Vendor ID) product 0x060f (CardBus bridge, revision 0x05) at pci0 dev 11 function 0 not configured
Toshiba Info Systems (2nd PCI Vendor ID) product 0x060f (CardBus bridge, revision 0x05) at pci0 dev 11 function 1 not configured
isa0 at pcib0
com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
com1 at isa0 port 0x2f8-0x2ff irq 3: ns8250 or ns16450, no fifo
lpt0 at isa0 port 0x378-0x37b irq 7
wdc0 at isa0 port 0x1f0-0x1f7 irq 14
atapibus0 at wdc0
wd0 at wdc0 drive 0: <IBM-DYLA-28100>
wd0: using 16-sector 16-bit pio transfers, lba mode
wd0: 7815MB, 16007040 sec, 512 bytes/sec
wdc1 at isa0 port 0x170-0x177 irq 15
atapibus1 at wdc1
cd0 at atapibus1 drive 0: <CD-224E, , 7.5A> type 5 cdrom removable
sb0 at isa0 port 0x220-0x237 irq 7 drq 1: dsp v3.01
audio0 at sb0
npx0 at isa0 port 0xf0-0xff: using exception 16
vt0 at isa0 port 0x60-0x6f irq 1
vt0: generic, 80 col, color, 8 scr, mf2-kbd, [R3.32]
pms0 at vt0 irq 12
vt0: console
fdc0 at isa0 port 0x3f0-0x3f7 irq 6 drq 2
pcic0 at isa0 port 0x3e0-0x3e1 iomem 0xd0000-0xd3fff: using irq 5
pcic0: controller 0 (Intel 82365SL Revision 1) has sockets A and B
pcmcia0 at pcic0 controller 0 socket 0
pcmcia0: CIS version 2.0 or 2.01
pcmcia0: CIS info: 3Com Corporation, 3C589, TP/BNC LAN Card Ver. 2a, 000002
pcmcia0: Manufacturer code 0x101, product 0x589
pcmcia0: function 0: network adapter, ccr addr 10000 mask 3
pcmcia0: function 0, config table entry 1: I/O card; irq mask ffff; iomask 4, iospace 0-f; rdybsy_active wp_active bvd_active io8 io16 irqlevel
pcmcia0: function 0, config table entry 3: I/O card; irq mask ffff; iomask 4, iospace 0-f; rdybsy_active wp_active bvd_active io8 io16 irqlevel
ep0 at pcmcia0 function 0 port 0x400-0x40f: 3Com 3C589 Ethernet
ep0: MAC address 00:a0:24:63:ba:08
ep0: 8KB byte-wide FIFO, 5:3 Rx:Tx split, utp/aui/bnc (default utp)
pcmcia1 at pcic0 controller 0 socket 1
apm0 at mainbus0: Power Management spec V1.1
apm0: battery life expectancy: 100%
apm0: A/C state: on
apm0: battery charge state: high
apm0: estimated 2h 2m
biomask c040 netmask c040 ttymask d0e2
WARNING: Disk appears to be old-NetBSD or FreeBSD.  See installboot(8).
boot device: wd0
root on wd0a dumps on wd0b
mountroot: trying ffs...
root file system type: ffs
init: copying out path `/sbin/init' 11
apm0: battery life expectancy: 100%
apm0: A/C state: on
apm0: battery charge state: high
apm0: estimated 2h 7m
apm0: battery life expectancy: 100%
apm0: A/C state: on
apm0: battery charge state: high
apm0: estimated 2h 5m
apm0: battery life expectancy: 100%
apm0: A/C state: on
apm0: battery charge state: high
apm0: estimated 2h 11m
pcmcia0: card irq 10
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Kernel config file contains:
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
#	$NetBSD: GENERIC,v 1.114.2.11 1998/07/27 15:33:32 mellon Exp $
#
#	COSTAS -- a Toshiba Tecra 8000
#       (derived from heavily modifying GENERIC)
#

include "arch/i386/conf/std.i386"

maxusers	32		# estimated number of users

# CPU support.  At least one is REQUIRED.
options 	I386_CPU
options 	I486_CPU
options 	I586_CPU
options 	I686_CPU	

# CPU-related options.
options 	MATH_EMULATE	# floating point emulation
#options 	VM86		# virtual 8086 emulation
options 	USER_LDT	# user-settable LDT; used by WINE
# eliminate delay no-ops in I/O; recommended on all but very old machines
#options 	DUMMY_NOPS

# Misc. i386-specific options
options 	XSERVER		# X server support in console drivers

# This option allows you to force a serial console at the specified
# I/O address.   see console(4) for details.
#options 	"CONSDEVNAME=\"com\""

# The following options override the memory sizes passed in from the boot
# block.  Use them *only* if the boot block is unable to determine the correct
# values.  Note that the BIOS may *correctly* report less than 640k of base
# memory if the extended BIOS data area is located at the top of base memory
# (as is the case on most recent systems).
#options 	REALBASEMEM=...	# size of base memory
#options 	REALEXTMEM=...	# size of extended memory

options		PCIC_ISA_INTR_ALLOC_MASK=0xfdff
options		PCIC_ISA_ALLOC_IOBASE=0x400
options		PCIC_ISA_ALLOC_IOSIZE=0x080

# Standard system options

options 	UCONSOLE	# users can use TIOCCONS (for xconsole)
options 	INSECURE	# disable kernel security levels

options 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
options 	NTP		# NTP phase/frequency locked loop

options 	KTRACE		# system call tracing via ktrace(1)

options 	SYSVMSG		# System V-like message queues
options 	SYSVSEM		# System V-like semaphores
options 	SYSVSHM		# System V-like memory sharing
#options 	SHMMAXPGS=1024	# 1024 pages is the default

options 	LKM		# loadable kernel modules

# Diagnostic/debugging support options
options 	DIAGNOSTIC	# cheap kernel consistency checks
options 	DEBUG		# expensive debugging checks/support
options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
options 	DDB		# in-kernel debugger
options		DDB_ONPANIC=0	# do not enter DDB when panic() is called
#options 	KGDB		# remote debugger
#options 	"KGDB_DEVNAME=\"com\"",KGDBADDR=0x3f8,KGDBRATE=9600
makeoptions	DEBUG="-g"	# compile full symbol table

# Compatibility options
options 	COMPAT_NOMID	# compatibility with 386BSD, BSDI, NetBSD 0.8,
options 	COMPAT_09	# NetBSD 0.9,
options 	COMPAT_10	# NetBSD 1.0,
options 	COMPAT_11	# NetBSD 1.1,
options 	COMPAT_12	# NetBSD 1.2,
options 	COMPAT_43	# and 4.3BSD

options 	COMPAT_SVR4	# binary compatibility with SVR4
options 	COMPAT_IBCS2	# binary compatibility with SCO and ISC
options 	COMPAT_LINUX	# binary compatibility with Linux
options 	COMPAT_FREEBSD	# binary compatibility with FreeBSD

# Executable format options
options 	EXEC_ELF32	# 32-bit ELF executables (SVR4, Linux)

# File systems
file-system 	FFS		# UFS
file-system 	EXT2FS		# second extended file system (linux)
file-system 	LFS		# log-structured file system
file-system 	MFS		# memory file system
file-system 	NFS		# Network File System client
file-system 	CD9660		# ISO 9660 + Rock Ridge file system
file-system 	MSDOSFS		# MS-DOS file system
file-system 	FDESC		# /dev/fd
file-system 	KERNFS		# /kern
file-system 	NULLFS		# loopback file system
file-system 	PORTAL		# portal filesystem (still experimental)
file-system 	PROCFS		# /proc
file-system 	UMAPFS		# NULLFS + uid and gid remapping
file-system 	UNION		# union file system

# File system options
#options 	QUOTA		# UFS quotas
options 	NFSSERVER	# Network File System server
options 	FIFO		# FIFOs; RECOMMENDED
#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
				# immutable) behave as system flags.

# Networking options
#options 	GATEWAY		# packet forwarding
options 	INET		# IP + ICMP + TCP + UDP
#options 	MROUTING	# IP multicast routing
options 	NS		# XNS
#options 	NSIP		# XNS tunneling over IP
options 	ISO,TPIP	# OSI
options 	EON		# OSI tunneling over IP
options 	CCITT,LLC,HDLC	# X.25
options 	NETATALK	# AppleTalk networking protocols
#options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
#options 	PPP_DEFLATE	# Deflate compression support for PPP
#options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
#options 	PFIL_HOOKS	# pfil(9) packet filter hooks
#options 	IPFILTER_LOG	# ipmon(8) log support

# Compatibility with 4.2BSD implementation of TCP/IP.  Not recommended.
#options 	TCP_COMPAT_42

# These options enable verbose messages for several subsystems.
# Warning, these may compile large string tables into the kernel!
options 	EISAVERBOSE	# verbose EISA device autoconfig messages
options 	PCIVERBOSE	# verbose PCI device autoconfig messages
options 	PCMCIAVERBOSE	# verbose PCMCIA configuration messages
options 	SCSIVERBOSE	# human readable SCSI error messages

# Keyboard layout configuration for pccons
#options 	FRENCH_KBD
#options 	GERMAN_KBD
#options 	NORVEGIAN_KBD
  
# Kernel root file system and dump configuration.
config		netbsd	root on ? type ?
#config		netbsd	root on sd0a type ffs
#config		netbsd	root on ? type nfs

#
# Device configuration
#

mainbus0 at root

apm0	at mainbus0			# Advanced power management


# Basic Bus Support

# PCI bus support
pci*	at mainbus? bus ?
pci*	at pchb? bus ?
pci*	at ppb? bus ?

# PCI bridges
pchb*	at pci? dev ? function ?	# PCI-Host bridges
pcib*	at pci? dev ? function ?	# PCI-ISA bridges
ppb*	at pci? dev ? function ?	# PCI-PCI bridges

# EISA bus support
eisa*	at mainbus?

# ISA bus support
isa*	at mainbus?
isa*	at pcib?

# PCMCIA bus support
pcmcia*	at pcic? controller ? socket ?

# ISA PCMCIA controllers
pcic0	at isa? port 0x3e0 iomem 0xd0000 iosiz 0x4000
pcic1	at isa? port 0x3e2 iomem 0xd4000 iosiz 0x4000

# ISA Plug-and-Play bus support
# isapnp0	at isa?


# Coprocessor Support

# Math Coprocessor support
npx0	at isa? port 0xf0 irq 13	# x86 math coprocessor


# Console Devices

# ISA console.  You can only configure one of these!
#pc0	at isa? port 0x60 irq 1		# pccons generic PC console driver
vt0	at isa? port 0x60 irq 1		# PCVT console driver


# Serial Devices

# PCI serial interfaces
#cy*	at pci? dev ? function ?	# Cyclades Cyclom-Y serial boards

# ISA Plug-and-Play serial interfaces
#com*	at isapnp?			# Modems and serial boards

# PCMCIA serial interfaces
com*	at pcmcia? function ?		# Modems and serial cards

# ISA serial interfaces
#options 	COM_HAYESP		# adds Hayes ESP serial board support
com0	at isa? port 0x3f8 irq 4	# Standard PC serial ports
com1	at isa? port 0x2f8 irq 3
com2	at isa? port 0x3e8 irq 5
#com3	at isa? port 0x2e8 irq 9
#ast0	at isa? port 0x1a0 irq 5	# AST 4-port serial cards
#com*	at ast? slave ?
#boca0	at isa? port 0x100 irq 5	# BOCA 8-port serial cards
#com*	at boca? slave ?
#rtfps0	at isa? port 0x1230 irq 10	# RT 4-port serial cards
#com*	at rtfps? slave ?
#cy0	at isa? iomem 0xd4000 irq 12	# Cyclades serial cards


# Parallel Printer Interfaces

# ISA parallel printer interfaces
lpt0	at isa? port 0x378 irq 7	# standard PC parallel ports
#lpt1	at isa? port 0x278
#lpt2	at isa? port 0x3bc


# SCSI Controllers and Devices

# PCI SCSI controllers
#ahc*	at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
#bha*	at pci? dev ? function ?	# BusLogic 9xx SCSI
#isp*	at pci? dev ? function ?	# Qlogic ISP [12]0x0 SCSI/FibreChannel
#ncr*	at pci? dev ? function ?	# NCR 53c8xx SCSI

# EISA SCSI controllers
#ahb*	at eisa? slot ?			# Adaptec 174[02] SCSI
#ahc*	at eisa? slot ?			# Adaptec 274x, aic7770 SCSI
#bha*	at eisa? slot ?			# BusLogic 7xx SCSI
#uha*	at eisa? slot ?			# UltraStor 24f SCSI

# PCMCIA SCSI controllers
#aic*	at pcmcia? function ?		# Adaptec APA-1460 SCSI

# ISA SCSI controllers
#aha0	at isa? port 0x330 irq ? drq ?	# Adaptec 154[02] SCSI
#aha1	at isa? port 0x334 irq ? drq ?
#ahc0	at isa? port ? irq ?		# Adaptec 284x SCSI
#aic0	at isa? port 0x340 irq 11	# Adaptec 152[02] SCSI
#bha0	at isa? port 0x330 irq ? drq ?	# BusLogic [457]4X SCSI
#bha1	at isa? port 0x334 irq ? drq ?
#sea0	at isa? iomem 0xc8000 irq 5	# Seagate/Future Domain SCSI
#uha0	at isa? port 0x330 irq ? drq ?	# UltraStor [13]4f SCSI
#uha1	at isa? port 0x340 irq ? drq ?
#wds0	at isa? port 0x350 irq 15 drq 6	# WD7000 and TMC-7000 controllers
#wds1	at isa? port 0x358 irq 11 drq 5

# SCSI bus support
#scsibus* at aha?
#scsibus* at ahb?
#scsibus* at ahc?
#scsibus* at aic?
#scsibus* at bha?
#scsibus* at isp?
#scsibus* at ncr?
#scsibus* at sea?
#scsibus* at uha?
#scsibus* at wds?

# SCSI devices
#sd*	at scsibus? target ? lun ?	# SCSI disk drives
#st*	at scsibus? target ? lun ?	# SCSI tape drives
#cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
#ch*	at scsibus? target ? lun ?	# SCSI autochangers
#ss*	at scsibus? target ? lun ?	# SCSI scanners
#uk*	at scsibus? target ? lun ?	# SCSI unknown


# IDE and Related Devices

# ISA IDE controllers
wdc0	at isa? port 0x1f0 irq 14	# ST506, ESDI, and IDE controllers
wdc1	at isa? port 0x170 irq 15

# IDE drives
wd*	at wdc? drive ?			# the drives themselves

# ATAPI bus support
atapibus* at wdc?

# ATAPI devices
cd*	at atapibus? drive ?		# ATAPI CD-ROM drives


# Miscellaneous mass storage devices

# ISA floppy
fdc0	at isa? port 0x3f0 irq 6 drq 2	# standard PC floppy controllers
#fdc1	at isa? port 0x370 irq ? drq ?
fd*	at fdc? drive ?			# the drives themselves
# some machines need you to do this instead of fd*
#fd0	at fdc0 drive 0

# ISA CD-ROM devices
#mcd0	at isa? port 0x300 irq 10	# Mitsumi CD-ROM drives

# ISA tape devices
# note: the wt driver conflicts unpleasantly with ed devices at the
# same I/O address. The probe reprograms their EEPROMs. Don't
# uncomment it unless you are actually using it.
#wt0	at isa? port 0x308 irq 5 drq 1	# Archive and Wangtek QIC tape drives


# Network Interfaces

# PCI network interfaces
#de*	at pci? dev ? function ?	# DEC 21x4x-based Ethernet
#en*	at pci? dev ? function ?	# ENI/Adaptec ATM
#ep*	at pci? dev ? function ?	# 3Com 3c59x/3c90x Ethernet
#fpa*	at pci? dev ? function ?	# DEC DEFPA FDDI
#fxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B
#le*	at pci? dev ? function ?	# PCnet-PCI Ethernet
#ne*	at pci? dev ? function ?	# NE2000-compatible Ethernet
#tl*	at pci? dev ? function ?	# ThunderLAN-based Ethernet

# EISA network interfaces
#ep*	at eisa? slot ?			# 3Com 3c579 Ethernet
#fea*	at eisa? slot ?			# DEC DEFEA FDDI

# ISA Plug-and-Play network interfaces
#ep*	at isapnp?			# 3Com 3c509 Ethernet
#ne*	at isapnp?			# NE2000-compatible Ethernet

# PCMCIA network interfaces
ep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
ne*	at pcmcia? function ?		# NE2000-compatible Ethernet
sm*	at pcmcia? function ?		# Megahertz Ethernet

# ISA network interfaces
#ec0	at isa? port 0x250 iomem 0xd8000 irq 9	# 3Com 3c503 Ethernet
#eg0	at isa? port 0x280 irq 9		# 3C505 ethernet cards
#el0	at isa? port 0x300 irq 9		# 3C501 ethernet cards
#ep0	at isa? port ? irq ?			# 3C509 ethernet cards
#fe0	at isa? port 0x2a0 irq ?		# AT1700
#ie0	at isa? port 0x360 iomem 0xd0000 irq 7	# StarLAN and 3C507
#ie1	at isa? port 0x300 irq 10		# EtherExpress
#iy0	at isa? port 0x360 irq ?		# EtherExpress PRO 10 ISA
#lc0	at isa? port 0x320 iomem ? irq ?	# DEC EtherWORKS III (LEMAC)
#le0	at isa? port 0x320 irq 10 drq 7		# IsoLan, NE2100, and DEPCA
#ne0	at isa? port 0x280 irq 9		# NE[12]000 ethernet cards
#ne1	at isa? port 0x300 irq 10
#sm0	at isa? port 0x300 irq 10		# SMC91C9x Ethernet
#we0	at isa? port 0x280 iomem 0xd0000 irq 9	# WD/SMC Ethernet
#we1	at isa? port 0x300 iomem 0xcc000 irq 10

# MII bus support
#mii*	at tl?

# MII PHY network interfaces
#tlphy*	at mii? dev ?			# ThunderLAN PHYs
#nsphy*	at mii? dev ?			# NS and compatible PHYs


# Audio Devices

# ISA Plug-and-Play audio devices
#guspnp*	at isapnp?			# Gravis Ultra Sound PnP audio
#sb*	at isapnp?			# SoundBlaster-compatible audio

# ISA audio devices
#gus0	at isa? port 0x220 irq 7 drq 1 drq2 6	# Gravis Ultra Sound
#pas0	at isa? port 0x220 irq 7 drq 1		# ProAudio Spectrum
#pss0	at isa? port 0x220 irq 7 drq 6  	# Personal Sound System
#sp0	at pss0 port 0x530 irq 10 drq 0		# 	sound port driver
sb0	at isa? port 0x220 irq 7 drq 1 drq2 5	# SoundBlaster
#wss0	at isa? port 0x530 irq 10 drq 0	drq2 1	# Windows Sound System

# Audio support
#audio*	at gus?
#audio*	at guspnp?
#audio*	at pas?
audio*	at sb?
#audio*	at sp?
#audio*	at wss?

# The spkr driver provides a simple tone interface to the built in speaker.
#spkr0	at pckbd? port 0x61		# PC speaker


# Mice

# ISA busmice
#lms0	at isa? port 0x23c irq 5	# Logitech bus mouse
#lms1	at isa? port 0x238 irq 5
#mms0	at isa? port 0x23c irq 5	# Microsoft InPort mouse
#mms1	at isa? port 0x238 irq 5
pms0	at pckbd? irq 12		# PS/2 auxiliary port mouse


# Joysticks

# ISA Plug-and-Play joysticks
#joy*	at isapnp?			# Game ports (usually on audio cards)

# ISA joysticks. Probe is a little strange; add only if you have one.
#joy0	at isa? port 0x201


# Miscellaneous Devices

# Planetconnect Satellite receiver driver.
#satlink0 at isa? port 0x300 drq 1

# Pseudo-Devices

# disk/mass storage pseudo-devices
pseudo-device	ccd		4	# concatenated/striped disk devices
pseudo-device	md		1	# memory disk device (ramdisk)
pseudo-device	vnd		4	# disk-like interface to files

# network pseudo-devices
pseudo-device	bpfilter	8	# Berkeley packet filter
pseudo-device	ipfilter		# IP filter (firewall) and NAT
pseudo-device	loop			# network loopback
pseudo-device	ppp		2	# Point-to-Point Protocol
pseudo-device	sl		2	# Serial Line IP
pseudo-device	strip		2	# Starmode Radio IP (Metricom)
pseudo-device	tun		2	# network tunneling over tty

# miscellaneous pseudo-devices
pseudo-device	pty		64	# pseudo-terminals
pseudo-device	tb		1	# tablet line discipline

# rnd is EXPERIMENTAL at this point.
#pseudo-device	rnd			# /dev/random and in-kernel generator
#options 	RND_COM			# use "com" randomness as well (BROKEN)
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

>Fix:
  No known fix.   I'd appreciate a fix, a workaround, or any advice you may have on how to proceed to get this debugged.

Tim Shepard
<shep@netbsd.org>
>Audit-Trail:
>Unformatted: