> I'm now testing the problem. but I can't repeat its hang yet.=20

That's bad, it's 100% reproductible at mine :o(

> Following are my log. (userland is 20011002 of ftp.netbsd.org)
> I want to know your environment. (machine and kernel configuration).

It's TEAL plus some COMPAT stuf. The machine is an Indy, see dmesg below. T=
he
difference is probably that I'm running an R5000.

#       $NetBSD: TEAL,v 1.9 2001/11/22 01:11:51 soren Exp $

include         "arch/sgimips/conf/std.sgimips"

makeoptions     TEXTADDR=3D0x88069000     # Indy/Indigo2

maxusers        32

options         SCSI_DELAY=3D5

options         MIPS3
options         MIPS3_L2CACHE_ABSENT
#options        MIPS3_L2CACHE_PRESENT

options         KTRACE
options         SYSVMSG                 # System V message queues
options         SYSVSEM                 # System V semaphores
options         SYSVSHM                 # System V shared memory

options         PARANOIADIAG

options         DDB
options         DDB_HISTORY_SIZE=3D100
options         DEBUG
options         DIAGNOSTIC

#options        KGDB
#options        KGDB_DEV=3D0x2301         # KGDB port - this is Serial(1)
#options        KGDB_DEVRATE=3D19200      # KGDB Baud Rate

#makeoptions    DEBUG=3D"-g"

file-system     FFS
file-system     NFS
file-system     KERNFS
file-system     PROCFS
file-system     CD9660          # ISO 9660 + Rock Ridge file system

options         FFS_EI
options         SOFTDEP

options         INET

options         SCSIVERBOSE

#options        NFS_BOOT_DHCP
#options        NFS_BOOT_BOOTPARAM

options         IP22
options         COMPAT_IRIX
options         DEBUG_IRIX
options         COMPAT_LINUX
options         DEBUG_LINUX

config          netbsd          root on sd0a type ffs

mainbus0        at root
cpu0            at mainbus0

imc0            at mainbus0 addr 0x1fa00000
gio0            at imc0
eisa0           at imc0

hpc0            at gio? addr 0x1fb80000
hpc1            at gio? addr 0x1fb00000
hpc2            at gio? addr 0x1f980000

sq*             at hpc0 offset ?
wdsc*           at hpc0 offset ?
dsclock*        at hpc0 offset ?

#
# As always, the zs chip is wired funny, so channel 1 is actually the
# first serial port and channel 0 is the second.
#
zsc*            at hpc0 offset ? # pbus0 device ?
zstty*          at zsc? channel ?

#pbus0          at hpc0

#pckbc0         at pbus0 device ?

scsibus* at wdsc?
sd*     at scsibus? target ? lun ?      # SCSI disks
st*     at scsibus? target ? lun ?      # SCSI tapes
cd*     at scsibus? target ? lun ?      # SCSI CD-ROMs
ch*     at scsibus? target ? lun ?      # SCSI changer devices

pseudo-device   loop
pseudo-device   pty
pseudo-device   bpfilter        8
#pseudo-device  md              1
pseudo-device   rnd                     # /dev/random and in-kernel generat=
or
pseudo-device   irix_kmem







Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002
    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 1.5ZC (IRIX3) #76: Tue Apr  2 19:49:05 CEST 2002
    manu@plume:/cvs/src/sys/arch/sgimips/compile/IRIX3
65536 KB memory, 57920 KB free, 768 KB for ARCS, 3376 KB in 844 buffers
mainbus0 (root): SGI-IP22 [SGI, 690992ab], 1 processor
cpu0 at mainbus0: MIPS R5000 CPU (0x2310) Rev. 1.0 with built-in FPU Rev. 1=
.0
cpu0: 32KB/32B 2-way set-associative L1 Instruction cache, 48 TLB entries
cpu0: 32KB/32B 2-way set-associative write-back L1 Data cache
cpu0: disabling IP22 SysAD L2 cache
imc0 at mainbus0 addr 0x1fa00000
imc0: Revision 3
gio0 at imc0
hpc0 at gio0 addr 0x1fb80000: SGI HPC3
zsc0 at hpc0 offset 0x59830
zstty0 at zsc0 channel 1 (console i/o)
zstty1 at zsc0 channel 0
sq0 at hpc0 offset 0x54000: SGI Seeq 80c03
sq0: Ethernet address 08:00:69:09:92:ab
wdsc0 at hpc0 offset 0x44000: WD33C93B SCSI, rev=3D0, target 7
scsibus0 at wdsc0: 8 targets, 8 luns per target
dsclock0 at hpc0 offset 0x60000
biomask 07 netmask 07 ttymask 0f clockmask bf
scsibus0: waiting 5 seconds for devices to settle...
sd0 at scsibus0 target 1 lun 0: <SGI, SEAGATE ST51080N, 0950> SCSI2 0/direc=
t
fixed
sd0: 1010 MB, 4826 cyl, 4 head, 107 sec, 512 bytes/sect x 2070235 sectors
sd0: sync (200.0ns offset 12), 8-bit (5.000MB/s) transfers, tagged queueing
sd1 at scsibus0 target 2 lun 0: <SGI, SEAGATE ST51080N, 0950> SCSI2 0/direc=
t
fixed
sd1: 1010 MB, 4826 cyl, 4 head, 107 sec, 512 bytes/sect x 2070235 sectors
sd1: sync (200.0ns offset 12), 8-bit (5.000MB/s) transfers, tagged queueing
boot device: sq0
root on sd0a dumps on sd0b
readclock: 2002/4/2/17/50/30
init: copying out path `/sbin/init' 11
setclock: 2002/4/2/17/51/3

--=20
Emmanuel Dreyfus.
"L'achitecture x86 est impossible =E0 aimer." (John Hennessy)
manu@netbsd.org