Hi,

I get these quite frequently (~once an hour):

panic: kernel fault
#0  0xf0030988 in mi_switch ()
(gdb) bt
#0  0xf0030988 in mi_switch ()
#1  0xf00302fc in tsleep ()
#2  0xf00db820 in uvm_scheduler ()
#3  0xf00209bc in main ()


-current kernel:
NetBSD rfhs8012 1.4A NetBSD 1.4A (RFHS8012) #1: Fri Apr  2 13:18:21 MEST 1999
  feyrer@rfhs8012:/tmp_mnt/miyu/data/cvs/src/sys/arch/sparc/compile/RFHS8012 sparc


Here's the dmesg output:
NetBSD 1.4A (RFHS8012) #1: Fri Apr  2 13:18:21 MEST 1999

feyrer@rfhs8012:/tmp_mnt/miyu/data/cvs/src/sys/arch/sparc/compile/RFHS8012
real mem = 66449408
avail mem = 59617280
using 811 buffers containing 3321856 bytes of memory
bootpath:
/iommu@f,e0000000/sbus@f,e0001000/espdma@f,400000/esp@f,800000/sd@3,0
mainbus0 (root): SUNW,SPARCstation-10
cpu0 at mainbus0: TMS390Z50 v1 @ 40.300 MHz, on-chip FPU
cpu0: physical 20K instruction (64 b/l), 16K data (32 b/l), 1024K external
(32 b
/l): cache enabled
obio0 at mainbus0
clock0 at obio0 slot 0 offset 0x200000: mk48t08 (eeprom)
timer0 at obio0 slot 0 offset 0x300000 delay constant 18
zs0 at obio0 slot 0 offset 0x100000 level 12 softpri 6
zstty0 at zs0 channel 0 (console)
zstty1 at zs0 channel 1
zs1 at obio0 slot 0 offset 0x0 level 12 softpri 6
kbd0 at zs1 channel 0
ms0 at zs1 channel 1
fdc0 at obio0 slot 0 offset 0x700000 level 11 softpri 4: chip 82077
fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec
auxreg0 at obio0 slot 0 offset 0x800000
power0 at obio0 slot 0 offset 0xa01000 level 2
iommu0 at mainbus0 ioaddr 0xe0000000: version 0x3/0x0, page-size 4096,
range 64M
B
sbus0 at iommu0: clock = 20 MHz
dma0 at sbus0 slot 15 offset 0x400000: rev 2
esp0 at dma0 slot 15 offset 0x800000 level 4: ESP200, 40MHz, SCSI ID 7
scsibus0 at esp0: 8 targets, 8 luns per target
probe(esp0:3:0): max sync rate 10.00Mb/s
sd0 at scsibus0 targ 3 lun 0: <SEAGATE, ST11200N SUN1.05, 8808> SCSI2
0/direct f
ixed
sd0: 1005MB, 1872 cyl, 15 head, 73 sec, 512 bytes/sect x 2059140 sectors
ledma0 at sbus0 slot 15 offset 0x400010: rev 2
le0 at ledma0 slot 15 offset 0xc00000 level 6: address 08:00:20:18:c7:d3
le0: 8 receive buffers, 2 transmit buffers
SUNW,bpp at sbus0 slot 15 offset 0x4800000 level 2 (ipl 3) not configured
SUNW,DBRIe at sbus0 slot 15 offset 0x8010000 level 9 not configured
cgsix0 at sbus0 slot 2 offset 0x0 level 9: SUNW,501-1672, 1152 x 900, rev
7
eccmemctl0 at mainbus0: version 0x0/0x1
root on sd0a dumps on sd0b
root file system type: ffs


 - Hubert

-- 
Hubert Feyrer <hubert.feyrer@rz.uni-regensburg.de>