Instance startup fails with ORA-07445: Exception Encountered: Core Dump [ksucln

Asset ID:	1-72-1662749.1
Update Date:	2017-02-28
Keywords:

Solution Type Problem Resolution Sure

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

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.

Symptoms

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 11.2.0.3.0 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
SQL>

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

Changes

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

Cause

Bug 18251918 - Crashing Oracle processes

idr808.4 has delivered 17437800 which triggers this problem, and now needs fix for 18251918, this is delivered in the latest idr808.x

To obtain information on latest IDR, please referenc:

<Document : 2086278.1> - SuperCluster Recommended Custom Incorporations, IDRs, and CVEs Addressed

Solution

Apply the latest IDR as it contains the fix for Bug 18251918

For latest IDR patch information and install instructions please refer to:

<<Document : 2086278.1> - SuperCluster Recommended Custom Incorporations, IDRs, and CVEs Addressed

References

<BUG:18096107> - ORA-7445 [KSUCLN_NFY+320] DURING RMAN DUPLICATE
<BUG:18251918> - CRASHING ORACLE PROCESSES
<NOTE:2086278.1> - SuperCluster Recommended Custom Incorporations, IDRs, and CVEs Addressed

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