控制文件全部损坏，如何修复

ALLSTARS_ORACLE

背景：
非归档模式，有EXP备份
控制文件全部损坏


alert.log上提示

Sun Sep 23 02:18:29 2012
Completed: ALTER DATABASE OPEN
Sun Sep 23 02:22:31 2012
Errors in file /opt/app/oracle/admin/lhgk/bdump/lhgk_j000_8676.trc:
ORA-00600: internal error code, arguments: [4194], [4], [3], [], [], [], [], []
Sun Sep 23 02:22:32 2012
DEBUG: Replaying xcb 0x7ce71708, pmd 0x7bcb9c50 for failed op 8
Doing block recovery for file 2 block 3594
No block recovery was needed
Sun Sep 23 02:22:32 2012
Errors in file /opt/app/oracle/admin/lhgk/bdump/lhgk_j000_8676.trc:
ORA-00600: internal error code, arguments: [4194], [4], [3], [], [], [], [], []
ORA-00600: internal error code, arguments: [4194], [4], [3], [], [], [], [], []
Sun Sep 23 02:22:35 2012
Errors in file /opt/app/oracle/admin/lhgk/bdump/lhgk_j000_8676.trc:
ORA-00600: internal error code, arguments: [4194], [4], [3], [], [], [], [], []
ORA-00600: internal error code, arguments: [4194], [4], [3], [], [], [], [], []
Sun Sep 23 02:23:26 2012
Errors in file /opt/app/oracle/admin/lhgk/bdump/lhgk_mmon_5993.trc:
ORA-00600: 内部错误代码, 参数: [4194], [62], [45], [], [], [], [], []
Sun Sep 23 02:23:27 2012


提示的那几个文件都能找得到，如何通过那几个文件来修复控制文件？