On Tue, 6 Jan 1998 14:38:03 +0000 
 buhrow@cats.ucsc.edu (Brian Buhrow) wrote:

Have you tried a new power unit in the box? I had similar weirdisms
owing to a duff PSU.

> 	Hello NetBSD users.  I wrote yesterday concerning a troublesome Sparc
> 5 which kept dying due to a kernel data fault.  Several people wrote back
> saying that they thought the problem was a memory error.  Thanks for the
> pointer, I thought it was a cache error.
> 	Now, after having changed the CPU and the RAM, we're still seeing a
> similar problem whereby the machine panics due to a kernel data fault.
> However, we're also seeing a new type of panic on a 8GB filesystem which
> was originally created under Solaris 2.5.  Could someone explain what the
> following message means, and if there is a way to fix it short of newfsing
> the entire disk?  Also, could this message, in some way, be causing the
> kernel data faults as well?  What we see is a panic due to a kernel fault,
> 20 minutes of activity, a panic due to this ifree message, another 20
> minutes of activity, another panic due to the ifree message, and so forth
> with reboots every 20 minutes or so.  Whether or not the panic is caused by
> ifree or a data fault seems to be more or less random.
> 	Any help anyone could offer would be much appreciated.  I'm really
> stumped by this one and the situation is getting desparate.
> 
> 	Below is a sample panic message of either type, followed by a df on
> the affected filesystem, followed by the boot output.  (I upgraded the
> kernel to 1.3 today, but that hasn't changed anything.)
> 
> 
> news# data fault: pc=0xf014f5a4 addr=0xef8eafea sfsr=226<FAV>
> panic: kernel fault
> syncing disks... 277 277 269 258 244 225 202 173 140 97 54 7 1 1 1 1 1 1 1 1 
giving up
> Frame pointer is at 0xf85cd8e0
> Call traceback:
>   pc = 0xf012dcd8  args = (0x0, 0x4001fe0, 0xf016e800, 0xf85cda00, 0xf85cd990
, 0x0, 0xf85cd948) fp = 0xf85cd948
>   pc = 0xf0038454  args = (0x100, 0x0, 0x1, 0xf85cda6c, 0xf85cd9f8, 0x0, 0xf8
5cd9b0) fp = 0xf85cd9b0
>   pc = 0xf013adc8  args = (0x100, 0xf015e400, 0x1, 0xf85cda78, 0x0, 0x1, 0xf8
5cda18) fp = 0xf85cda18
>   pc = 0xf00084fc  args = (0xf0be3600, 0x226, 0xef8eafea, 0xef8ea000, 0xf014f
5a4, 0xf85cdb20, 0xf85cdac0) fp = 0xf85cdac0
>   pc = 0xf00d3e64  args = (0xf1784811, 0x1e99827, 0xef8eafea, 0x0, 0xffffffff
, 0x3140, 0xf85cdb70) fp = 0xf85cdb70
>   pc = 0xf00d2ab0  args = (0x1e99827, 0x8c, 0x0, 0x41fd, 0x0, 0x8c, 0xf85cdbe
0) fp = 0xf85cdbe0
>   pc = 0xf00d2694  args = (0xf0ba3c00, 0x8c, 0x1aef00, 0x41fd, 0xf00d3c9c, 0x
3140, 0xf85cdc48) fp = 0xf85cdc48
>   pc = 0xf00e60ac  args = (0xf85cdd38, 0xf00d260c, 0xf015ec00, 0xffffffff, 0x
0, 0x0, 0xf85cdcc0) fp = 0xf85cdcc0
>   pc = 0xf005aea0  args = (0xf85cdde0, 0xf85cdde0, 0xf015ec00, 0xf0bc9880, 0x
2, 0x0, 0xf85cdd80) fp = 0xf85cdd80
>   pc = 0xf013b158  args = (0x0, 0xf85cdf28, 0xf85cdf20, 0xf005ace4, 0x1b4, 0x
a, 0xf85cdec0) fp = 0xf85cdec0
>   pc = 0xf0008794  args = (0x88, 0xf85cdfb0, 0x0, 0xcd6, 0x68, 0x0, 0xf85cdf5
0) fp = 0xf85cdf50
>   pc = 0xdd0c  args = (0x2fca3c, 0x1fd, 0x0, 0xcd6, 0xefffeb28, 0x5378, 0xeff
feab8) fp = 0xefffeab8
> rebooting
> 
> Resetting ... 
> [skip booting output, see below.]
> 
> [df -k here]
> Script started on Tue Jan 06 14:34:20 1998
> NetBSD 1.3 (GENERIC_SCSI3) #0: Thu Jan  1 19:03:39 MET 1998
> 
> Welcome to NetBSD!
> 
> news# df -k /var/spool/news
> Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
> /dev/sd4c     8321498  6355510  1133838    85%    /var/spool/news
> news# exit
> news# logout
> script done on Tue Jan 06 14:34:48 1998
> login: sd4(esp2:3:0): illegal request, data = 00 00 00 00 21 00 03 cf 00 02
> panic: ifree: range: dev = 0x722, ino = -254910704, fs = /var/spool/news
> 
> syncing disks... 193 193 186 173 159 141 118 90 56 20 done
> Frame pointer is at 0xf85cdaa0
> Call traceback:
>   pc = 0xf012dcd8  args = (0x0, 0x4000fe3, 0xf016e800, 0xf85cdbc0, 0xf014f5a4
, 0xf85cdb20, 0xf85cdb08) fp = 0xf85cdb08
>   pc = 0xf0038454  args = (0x100, 0x0, 0x1, 0x0, 0x0, 0x3140, 0xf85cdb70) fp 
= 0xf85cdb70
>   pc = 0xf00d49f4  args = (0x100, 0x722, 0xf0ce5f10, 0xf0b7f8d4, 0x0, 0x40, 0
xf85cdbd8) fp = 0xf85cdbd8
>   pc = 0xf00d26f0  args = (0xf85cdca8, 0xf00d49b4, 0xf85cdd54, 0xf00d82e0, 0x
f00d3c9c, 0x3140, 0xf85cdc48) fp = 0xf85cdc48
>   pc = 0xf00e60ac  args = (0xf85cdd38, 0xf00d260c, 0xf015ec00, 0xffffffff, 0x
0, 0x0, 0xf85cdcc0) fp = 0xf85cdcc0
>   pc = 0xf005aea0  args = (0xf85cdde0, 0xf85cdde0, 0xf015ec00, 0xf0bd8c00, 0x
2, 0x0, 0xf85cdd80) fp = 0xf85cdd80
>   pc = 0xf013b158  args = (0x0, 0xf85cdf28, 0xf85cdf20, 0xf005ace4, 0x1b4, 0x
a, 0xf85cdec0) fp = 0xf85cdec0
>   pc = 0xf0008794  args = (0x88, 0xf85cdfb0, 0x0, 0xc6d, 0x68, 0x0, 0xf85cdf5
0) fp = 0xf85cdf50
>   pc = 0xdd0c  args = (0x2fca3c, 0x1fd, 0x0, 0xc6d, 0xefffeb28, 0x5378, 0xeff
feab8) fp = 0xefffeab8
> rebooting
> 
> Resetting ... 
> screen not found.
> Can't open input device.
> Keyboard not present.  Using tty for input and output.
> 
> SPARCstation 5, No Keyboard
> ROM Rev. 2.15, 256 MB memory installed, Serial #7788135.
> Ethernet address 8:0:20:76:d6:67, Host ID: 8076d667.
> 
> 
> 
> Initializing Memory |/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\                                                         
             Rebooting with command: 
> Boot device: /iommu/sbus/espdma@5,8400000/esp@5,8800000/sd@3,0  File and args
: 
> >> NetBSD/sparc Secondary Boot, Revision 1.7
> >> (pk@flambard, Mon Dec  1 11:25:00 MET 1997)
> Booting netbsd @ 0x4000
> 1376256/+117040-\|/-\+73776+[77844|/-\+91089]=0x1abd4d
> console is ttya
> Copyright (c) 1996, 1997 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 (GENERIC_SCSI3) #0: Thu Jan  1 19:03:39 MET 1998
>     pk@flambard:/usr/src1/sys/arch/sparc/compile/GENERIC_SCSI3
> real mem = 268107776
> avail mem = 254115840
> using 1792 buffers containing 7340032 bytes of memory
> bootpath: /iommu@0,10000000/sbus@0,10001000/espdma@5,8400000/esp@5,8800000/sd
@3,0
> mainbus0 (root): SUNW,SPARCstation-5
> cpu0 at mainbus0: MB86904 @ 85 MHz, on-chip FPU
> cpu0: 16K instruction (32 b/l), 8K data (16 b/l): cache enabled
> obio0 at mainbus0
> clock0 at obio0 addr 0x71200000: mk48t08 (eeprom)
> timer0 at obio0 addr 0x71d00000 delay constant 40
> zs0 at obio0 addr 0x71100000 pri 12, softpri 6
> zstty0 at zs0 channel 0 (console)ªzstty1 at zs0 channel 1
> zs1 at obio0 addr 0x71000000 pri 12, softpri 6
> kbd0 at zs1 channel 0
> ms0 at zs1 channel 1
> [slavioconfig at obio0] addr 0x71800000 not configured
> auxreg0 at obio0 addr 0x71900000
> power0 at obio0 addr 0x71910000
> fdc0 at obio0 addr 0x71400000 pri 11, softpri 4: chip 82077
> iommu0 at mainbus0 addr 0x10000000: version 0x4/0x0, page-size 4096, range 64
MB
> sbus0 at iommu0: clock = 21.250 MHz
> dma0 at sbus0 slot 5 offset 0x8400000: rev 2
> esp0 at dma0 slot 0x5 offset 0x8800000 pri 4: ESP200, 40MHz, SCSI ID 7
> scsibus0 at esp0: 8 targets
> probe(esp0:1:0): max sync rate 10.00Mb/s
> sd1 at scsibus0 targ 1 lun 0: <QUANTUM, FIREBALL_TM2110S, 300X> SCSI2 0/direc
t fixed
> sd1: 2014MB, 6810 cyl, 4 head, 151 sec, 512 bytes/sect x 4124736 sectors
> probe(esp0:3:0): max sync rate 10.00Mb/s
> sd0 at scsibus0 targ 3 lun 0: <SEAGATE, ST5660N  SUN0535, 0522> SCSI2 0/direc
t fixed
> sd0: 520MB, 3002 cyl, 4 head, 88 sec, 512 bytes/sect x 1065664 sectors
> SUNW,bpp at sbus0 slot 5 offset 0xc800000 not configured
> ledma0 at sbus0 slot 5 offset 0x8400010: rev 2
> le0 at ledma0 slot 0x5 offset 0x8c00000 pri 6: address 08:00:20:76:d6:67
> le0: 8 receive buffers, 2 transmit buffers
> SUNW,CS4231 at sbus0 slot 4 offset 0xc000000 not configured
> power-management at sbus0 slot 4 offset 0xa000000 not configured
> dma1 at sbus0 slot 1 offset 0x100000: rev 1+
> esp1 at sbus0 slot 1 offset 0x200000 pri 5: ESP100A, 25MHz, SCSI ID 7
> scsibus1 at esp1: 8 targets
> probe(esp1:0:0): max sync rate 5.00Mb/s
> sd3 at scsibus1 targ 0 lun 0: <SEAGATE, ST15150N, 0020> SCSI2 0/direct fixed
> sd3: 4101MB, 3712 cyl, 21 head, 107 sec, 512 bytes/sect x 8399448 sectors
> dma2 at sbus0 slot 2 offset 0x100000: rev 1+
> esp2 at sbus0 slot 2 offset 0x200000 pri 5: ESP100A, 25MHz, SCSI ID 7
> scsibus2 at esp2: 8 targets
> probe(esp2:3:0): max sync rate 5.00Mb/s
> sd4 at scsibus2 targ 3 lun 0: <SEAGATE, ST19171N, 0024> SCSI2 0/direct fixed
> sd4: 8683MB, 5268 cyl, 20 head, 168 sec, 512 bytes/sect x 17783112 sectors
> root on sd0a dumps on sd0b
> root file system type: ffs
> swapctl: adding /dev/sd0b as swap device at priority 0
> swapctl: adding /dev/sd1b as swap device at priority 0
> Automatic boot in progress: starting file system checks.
> [boot messages deleted]
> login: sd4(esp2:3:0): illegal request, data = 00 00 00 00 21 00 03 cf 00 02
> panic: ifree: range: dev = 0x722, ino = -254910704, fs = /var/spool/news
> 
> syncing disks... 300 299 292 280 265 247 224 194 161 121 74 28 done





--
Neil J. McRae. Alive and Kicking.     
neil@DOMINO.ORG    NetBSD-1.3 released! ftp://ftp.uk.netbsd.org/pub/NetBSD
  Free the daemon in your computer!