ORA-07445: exception encountered: core dump [kcrf_val_log_bsz()+534] [SIGSEGV] [ADDR:0x4] [PC:0x214906E] [Address not mapped to object] []

Error --> during standby creation I got below error in RAC database.

after restore of standby controlfile, standby instance getting down with below error when executed  "ALTER DATABASE MOUNT"


ARC2: Becoming the active heartbeat ARCH
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x4] [PC:0x214906E, kcrf_val_log_bsz()+534] [flags: 0x0, count: 1]
Errors in file /opt/oracle/diag/rdbms/orcl/orcl_1/trace/orcl_1_lgwr_34167.trc  (incident=3785):
ORA-07445: exception encountered: core dump [kcrf_val_log_bsz()+534] [SIGSEGV] [ADDR:0x4] [PC:0x214906E] [Address not mapped to object] []
ORA-15001: diskgroup "DATA" does not exist or is not mounted
ORA-17503: ksfdopn:2 Failed to open file +DATA/orcl/redo1b.log
ORA-15001: diskgroup "DATA" does not exist or is not mounted
ORA-15001: diskgroup "DATA" does not exist or is not mounted
ORA-00312: online log 1 thread 1: '+DG_FRA01/orcl/redo1a.log'
ORA-17503: ksfdopn:2 Failed to open file +DG_FRA01/orcl/redo1a.log
ORA-15173: entry 'redo1a.log' does not exist in directory 'orcl'
Incident details in: /opt/oracle/diag/rdbms/orcl/orcl_1/incident/incdir_3785/orcl_1_lgwr_34167_i3785.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Completed: alter database mount
Fri Jan 22 05:32:59 2016
Dumping diagnostic data in directory=[cdmp_20160122053259], requested by (instance=1, osid=34167 (LGWR)), summary=[incident=3785].



Cause : 

Might be log_file_name_convert is incorrect and not getting +DATA disk group on standby server.

Solution:

CHECK all Diskgroup name on Primary database and set correct log_file_name_convert parameter in Standby database.