my oracle8.0.3 can't recover

From: linms <linms_at_db.csie.ncu.edu.tw>
Date: Sat, 08 Jan 2000 13:02:49 +0800
Message-ID: <3876C4F9.3C8EB99@db.csie.ncu.edu.tw>

When I use startup to start oracle8.0.3 in svrmgrl, the process open databese and then stop. I don't know how to solve this problem. Could you help me?

I found the error message in alert_DBLAB.log

---

Thu Jan 6 21:19:56 2000
alter database mount exclusive
Thu Jan 6 21:19:56 2000
Successful mount of redo thread 1.
Thu Jan 6 21:19:56 2000
Completed: alter database mount exclusive Thu Jan 6 21:19:56 2000
alter database open
Beginning crash recovery of 1 threads
Thu Jan 6 21:19:57 2000
Errors in file /system/app/oracle/admin/DBLAB/udump/dblab_ora_2827.trc: ORA-07445: ?????? : ???? [] [SIGSEGV] [Address not mapped to object] [0] [] []

---

The dump message in dblab_ora_2827.trc is

---

                 Dump of memory from 1069288 to 10692C8
                 1069280 00FFA298 00000005 00000000 40000000 40400000
0031923C
                 10692A0 0031928C 00000000 00000000 00000000 00000054
003191B4 003191C0 00000000
                 10692C0 00000000 0400003D
                 ub1 * kwqit_p [FFA790, FFA794) = 00000000
                 Dump of memory from 0 to 40
                 00 ******** ******** ******** ******** ********


******** ******** ********


                 Repeat 1 times
                 ub1 * kwqin_p [FFA794, FFA798) = 00000000
                 Dump of memory from 0 to 40
                 00 ******** ******** ******** ******** ********


******** ******** ********


                 Repeat 1 times
                 knceug * kncem_p [FFA798, FFA79C) = 00000000
                 Dump of memory from 0 to 40
                 00 ******** ******** ******** ******** ********


******** ******** ********


                 Repeat 1 times
                 hogxdef* hogcu_p [FFA79C, FFA7A0) = 00000000
                 Dump of memory from 0 to 40
                 00 ******** ******** ******** ******** ********


******** ******** ********


                 Repeat 1 times
                 ub4 ksmugmg2 [FFA7A0, FFA7A4) = 0000CDCD
                 ssexhd: crashing the process...
                 Shadow_Core_Dump = full

Received on Fri Jan 07 2000 - 23:02:49 CST