Alter database open ORA-7445 [kkcnrli0] signalled

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标题:Alter database open ORA-7445 [kkcnrli0] signalled

作者:惜分飞©版权所有[文章允许转载,但必须以链接方式注明源地址,否则追究法律责任.]

APPLIES TO:

Oracle Database – Enterprise Edition – Version 11.2.0.3 to 12.1.0.2 [Release 11.2 to 12.1]
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=0×3, level=3, mask=0×0)
[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

Bug 17722075 – ORA-7445 [kkcnrli] in Qnnn process during ALTER DATABASE OPEN (Doc ID 17722075.8)

SOLUTION

User  may either upgrade to the releases that were fixed

12.2.0.1 (Base Release)
12.1.0.2.160719 (Jul 2016) Database Patch Set Update (DB PSU)
12.1.0.2.160719 (Jul 2016) Database Proactive Bundle Patch
11.2.0.4.160719 Exadata Database Bundle Patch (Jul 2016)
12.1.0.2.160719 (Jul 2016) Bundle Patch for Windows Platforms

or

check if there were one-off patch according to your RDBMS oraInventory version

or

simply workaorund by restart database.