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Instance startup fails with ORA-07445: Exception Encountered: Core Dump [ksucln_nfy()+320] on Supercluster (Doc ID 1662749.1)

Last updated on JUNE 11, 2020

Applies to:

Oracle SuperCluster T5-8 Full Rack - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.


oracle@sc5XXXXX-d1:/u01/app/oracle/diag/rdbms$ export ORACLE_SID=orcl01
oracle@sc5XXXXX-d1:/u01/app/oracle/diag/rdbms$ sqlplus '/ as sysdba'

SQL*Plus: Release Production on Fri Feb 28 10:22:04 2014

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup nomount pfile=/var/tmp/orcl01.ora
ORACLE instance started.

Total System Global Area 2.5662E+10 bytes
Fixed Size                  2171320 bytes
Variable Size            2818580040 bytes
Database Buffers         2.2683E+10 bytes
Redo Buffers              158867456 bytes
SQL> shutdown immediate
ORA-01507: database not mounted

ORACLE instance shut down.
SQL> startup nomount pfile=/var/tmp/orcl01.ora
ORA-03113: end-of-file on communication channel

In alertlog

SYS auditing is enabled
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x8] [PC:0x1081D5600, kghadd_reserved_extent()+864] [flags: 0x0, count: 1]
Errors in file /u01/app/oracle/diag/rdbms/orcl01/orcl01/trace/orcl01_ora_29236.trc  (incident=8193):
ORA-07445: exception encountered: core dump [kghadd_reserved_extent()+864] [SIGSEGV] [ADDR:0x8] [PC:0x1081D5600] [Address not mapped to object] []
Incident details in: /u01/app/oracle/diag/rdbms/orcl01/orcl01/incident/incdir_8193/orcl01_ora_29236_i8193.trc


 root@sc5XXXXX-d1:~# pkg list |grep idr
idr552                                            1                          i--
idr808                                            4                          i--


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