SUN SparcStation/OS 4.1 kernel panic

[Mark C. Henderson]

I get the following relatively frequently.  My configuration is as
follows.

SUN OS 4.1 (with pmeg patch)
SUN SparcStation 1
tmpfs mounted on /tmp

Is this caused by a known bug?  Is there a patch?

Nov  8 16:00:03 squirrel vmunix: assertion failed: nzero > 0 &&
            segmap_offset + zoffset + nzero <= MAXBSIZE, file: ../../tmpfs/tmp_v
nodeops.c, line: 367
Nov  8 16:00:03 squirrel vmunix: panic: assertion failed
Nov  8 16:00:03 squirrel vmunix: syncing file systems... [23] 1 [22] [19] [12] [
7] [3] done
Nov  8 16:00:03 squirrel vmunix: 00000 low-memory static kernel pages
Nov  8 16:00:03 squirrel vmunix: 00858 additional static and sysmap kernel pages
Nov  8 16:00:03 squirrel vmunix: 00016 dynamic kernel data pages
Nov  8 16:00:03 squirrel vmunix: 00211 additional user structure pages
Nov  8 16:00:03 squirrel vmunix: 00001 segmap kernel pages
Nov  8 16:00:03 squirrel vmunix: 00000 segvn kernel pages
Nov  8 16:00:03 squirrel vmunix: 00099 current user process pages
Nov  8 16:00:03 squirrel vmunix: 00101 user stack pages
Nov  8 16:00:03 squirrel vmunix: 01286 total pages (1286 chunks)
Nov  8 16:00:03 squirrel vmunix:
Nov  8 16:00:03 squirrel vmunix: dumping to vp ff02af44, offset 53318
...

Any information would be appreciated.

Thanks in advance,

Mark Henderson, Tektronix, Inc., MS 50-662, P.O. Box 500, Beaverton, OR 97077
Telephone: +1 503 627 6280  FAX: +1 503 627 5502  TELEX: 6503784996MCI UW
INTERNET: markh at crl.labs.tek.com ATTmail: !mchenderson  MCI MAIL: 378-4996
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