Instance crashed with ORA-600[15709] in 11.2.0.3

Instance crashed with ORA-600[15709] in 11.2.0.3 Recently instance was crashed several times with Internal errors(ORA-00600). This below practice is based on “11.2.0.3”, Below work around provided after working with Oracle Support. Tue Feb 19 17:40:14 2013 System State dumped to trace file /u00/app/oracle/diag/rdbms/ckpt/ckpt/trace/ckpt_smon_4850.trc Errors in file /u00/app/oracle/diag/rdbms/ckpt/ckpt/trace/ckpt_smon_4850.trc: ORA-30319: Message 30319 not found;  product=RDBMS; facility=ORA Errors…