Alter database open ORA-7445 [kkcnrli0] signalled
(Doc ID 2349928.1)
Last updated on SEPTEMBER 29, 2021
Applies to:
Oracle Database Exadata Express Cloud Service - Version N/A and laterOracle Database - Enterprise Edition - Version 11.2.0.3 to 12.1.0.2 [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Alter database open signaled ORA-7445 kkcnrli0
at :
Wed Jan 17 12:09:17 2018
CJQ0 started with pid=174, OS id=71144
Completed: ALTER DATABASE OPEN /* db agent *//* {1:39551:2} */
Wed Jan 17 12:09:18 2018
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x0] [PC:0x198F36F, kkcnrli0()+639] [flags: 0x0, count: 1]
Errors in file /u01/app/oracle/diag/rdbms/zdlra/zdlra1/trace/zdlra1_q003_71365.trc (incident=247784):
ORA-07445: exception encountered: core dump [kkcnrli0()+639] [SIGSEGV] [ADDR:0x0] [PC:0x198F36F] [Address not mapped to object] []
Incident details in: /u01/app/oracle/diag/rdbms/zdlra/zdlra1/incident/incdir_247784/zdlra1_q003_71365_i247784.trc
Trace files
shows :
*** SERVICE NAME:(SYS$BACKGROUND) 2018-01-17 12:09:18.108
*** MODULE NAME:(Streams) 2018-01-17 12:09:18.108 <----------------
*** CLIENT DRIVER:() 2018-01-17 12:09:18.108
*** ACTION NAME:(QMON Slave) 2018-01-17 12:09:18.108 <--------------
========= Dump for incident 247784 (ORA 7445 [kkcnrli0]) ========
...
....
*** 2018-01-17 12:09:18.110
dbkedDefDump(): Starting a non-incident diagnostic dump (flags=0x3, level=3, mask=0x0)
[TOC00004]
----- SQL Statement (None) -----
Current SQL information unavailable - no cursor.
[TOC00004-END]
[TOC00005]
----- Call Stack Trace -----
... kkcnrli0 kkcnrli kponPurgeUnreachLoc kwqmnslv kwsbsmspm
kwsbgcbkms ksvrdp opirip opidrv sou2o
opimai_real ssthrdmain main
Cause
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In this Document
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| Cause |
| Solution |