ORA-00600: internal error code, arguments: [kccsbck_first], [2], [896914294], [], [], [], [], [], []

rac1：

SQL> set line 200
SQL> show parameter spfile

NAME                                 TYPE                              VALUE
------------------------------------ --------------------------------- ------------------------------
spfile                               string                            +DATA/racdb/spfileracdb.ora
SQL> show parameter db_unique_name

NAME                                 TYPE                              VALUE
------------------------------------ --------------------------------- ------------------------------
db_unique_name                       string                            racdb

rac2：

SQL> show parameter spfile

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
spfile                               string      +DATA/racdb/spfileracdb.ora
SQL> show parameter db_unique_name

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_unique_name                       string      racdb