核心业务数据库在年后升级后，数据库日志文件中出现以下报错信息。

Mon Mar 11 15:05:51 2019
Errors in file /u01/app/oracle/diag/rdbms/xxxdb/xxxdb1/trace/xxxdb1_ora_8829.trc  (incident=397639):
ORA-00600: 内部错误代码, 参数: [ktspgsb-inc], [3], [2], [], [], [], [], [], [], [], [], []
Incident details in: /u01/app/oracle/diag/rdbms/xxxdb/xxxdb1/incident/incdir_397639/xxxdb1_ora_8829_i397639.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x8] [PC:0x93D4569, kgscReleaseACursor()+1145] [flags: 0x0, count: 1]
Errors in file /u01/app/oracle/diag/rdbms/xxxdb/xxxdb1/trace/xxxdb1_ora_8829.trc  (incident=397640):
ORA-07445: 出现异常错误: 核心转储 [kgscReleaseACursor()+1145] [SIGSEGV] [ADDR:0x8] [PC:0x93D4569] [Address not mapped to object] []
ORA-00600: 内部错误代码, 参数: [ktspgsb-inc], [3], [2], [], [], [], [], [], [], [], [], []
Incident details in: /u01/app/oracle/diag/rdbms/xxxdb/xxxdb1/incident/incdir_397640/xxxdb1_ora_8829_i397640.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Mon Mar 11 15:05:55 2019
Dumping diagnostic data in directory=[cdmp_20190311150555], requested by (instance=1, osid=8829), summary=[incident=397639].
Dumping diagnostic data in directory=[cdmp_20190311150556], requested by (instance=1, osid=8829), summary=[incident=397640].

出现该问题时，系统等待事件

INST_ID EVENT                                               Prev       Curr        Tot SECONDS_IN_WAIT
---------- --------------------------------------------- ---------- ---------- ---------- ---------------
         1 Disk file operations I/O                               3          0          3               3
         1 class slave wait                                       0          2          2             269
         1 jobq slave wait                                        0          2          2               0
         1 wait for unread message on broadcast channel           0          2          2               1
         1 SQL*Net message to client                              1          0          1               0
         1 ges remote message                                     0          1          1               0
         1 GCR sleep                                              0          1          1               5
         1 PING                                                   0          1          1               4
         1 ASM background timer                                   0          1          1               0