ORA-00600:[kclchkinteg_2]及[kjmsm_epc]内部错误一例

一套AIX上的9.2.0.6 RAC系统，alert日志中最初报LMS进程(Lock Manager Server process，即锁服务管理进程，仅出现在RAC系统中)遭遇ORA-00600[kclchkinteg_2]，继而出现ORA-00600[[kjmsm_epc]内部错误导致实例crash(instance crashed)。相关日志如下:

Tue Dec 1 01:20:25 2009
Errors in file /oracle/admin/crmdb/bdump/crmdb1_lms7_2143190.trc:
ORA-00600: internal error code, arguments: [kclchkinteg_2], [], [], [], [], [], [], []
Tue Dec 1 01:20:25 2009
Errors in file /oracle/admin/crmdb/bdump/crmdb1_lms7_2143190.trc:
ORA-00600: internal error code, arguments: [kclchkinteg_2], [], [], [], [], [], [], []
Tue Dec 1 01:20:26 2009
Trace dumping is performing id=[cdmp_20091201012026]
Tue Dec 1 01:20:40 2009
Errors in file /oracle/admin/crmdb/bdump/crmdb1_lms7_2143190.trc:
ORA-00600: internal error code, arguments: [kjmsm_epc], [], [], [], [], [], [], []
Tue Dec 1 01:20:41 2009
Errors in file /oracle/admin/crmdb/bdump/crmdb1_lms7_2143190.trc:
ORA-00603: ORACLE server session terminated by fatal error
ORA-00600: internal error code, arguments: [kjmsm_epc], [], [], [], [], [], [], []
Tue Dec 1 01:20:43 2009

经过和metalink确认，认为此次实例意外终止时由于”Bug 3671867 – OERI[kclchkinteg_2] possible in RAC environment”:

Hdr: 3671867 10.1.0.2 RDBMS 10.1.0.2 RAC PRODID-5 PORTID-212 ORA-600
Abstract: INSTANCE TERMINATED WITH ORA-600 [KCLCHKINTEG_2]
PROBLEM:
--------
During testing, one instance was terminated with ORA-600 [KCLCHKINTEG_2]

DIAGNOSTIC ANALYSIS:
--------------------
Alert log contains:

Thu Jun  3 12:57:26 2004
Private_strands 0 at log switch
Thread 1 advanced to log sequence 153
  Current log# 1 seq# 153 mem# 0: +EMDBD1/dbotazc0/onlinelog/group_1.267.1
  Current log# 1 seq# 153 mem# 1: +EMDBD1/dbotazc0/onlinelog/group_1.268.1
Thu Jun  3 13:41:45 2004
Private_strands 0 at log switch
Thread 1 advanced to log sequence 154
  Current log# 2 seq# 154 mem# 0: +EMDBD1/dbotazc0/onlinelog/group_2.269.1
  Current log# 2 seq# 154 mem# 1: +EMDBD1/dbotazc0/onlinelog/group_2.270.1
Thu Jun  3 13:55:06 2004
Errors in file /DBA/nest/oracle/DBOTA1/logs/dbota1_dbw0_82244.trc:
ORA-600: internal error code, arguments: [kclchkinteg_2], [], [], [], [],
[], [], []
Thu Jun  3 13:55:08 2004
Errors in file /DBA/nest/oracle/DBOTA1/logs/dbota1_dbw0_82244.trc:
ORA-600: internal error code, arguments: [kclchkinteg_2], [], [], [], [],
[], [], []
Thu Jun  3 13:55:08 2004
DBW0: terminating instance due to error 471
Thu Jun  3 13:55:08 2004
Trace dumping is performing id=[cdmp_20040603135508]
Thu Jun  3 13:55:10 2004
Dump system state for local instance only
Thu Jun  3 13:55:10 2004
Trace dumping is performing id=[cdmp_20040603135510]
The only trace file we have been sent is the dbw trace.
WORKAROUND:
-----------
None
RELATED BUGS:
-------------
There are several which end in KCLCHKINTEG but not KCLCHKINTEG_2
REPRODUCIBILITY:
----------------
Appears only to have happened once so far.
TEST CASE:
----------
N/A
STACK TRACE:
------------
ksedmp ksfdmp kgerinv kgeasnmierr kclassertle kclchkinteg kclfwrite1 kcbbic1
kcbbiop kcbbdrv ksbabs ksbrdp opirip opidrv sou2o main start

SUPPORTING INFORMATION:
-----------------------
Bruce Carter has looked at this and suggested a bug be raised.
Affects:
    Product (Component)	Oracle Server (Rdbms)
    Range of versions believed to be affected	Versions < 10.2
    Versions confirmed as being affected
        * 10.1.0.3
    Platforms affected	Generic (all / most platforms affected)
Fixed:
    This issue is fixed in
        * 9.2.0.7 (Server Patch Set)
        * 10.1.0.4 (Server Patch Set)
        * 10.2.0.1 (Base Release)
Symptoms:
Related To:
    * Internal Error May Occur (ORA-600)
    * Instance May Crash
    * ORA-600 [kclchkinteg_2]
    * RAC (Real Application Clusters) / OPS
Description
    ORA-600 [kclchkinteg_2] possible in RAC environment

Oracle开发部分确认该3671867 bug已在9.2.0.8中得到修复，建议通过应用9.2.0.8补丁集或者打上bug 3671867的one-off patch来修复该问题；该Bug可能导致实例意外终止，因此其Severity也极高，值得手头仍有9i RAC系统需要管理的dba注意。

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