Last updated on NOVEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 11.2 to 12.1]
Information in this document applies to any platform.
DELETE statement fails with ORA-7445 [kkmdel] as reported in the alert log like below:
Mon Dec 08 19:16:43 2014
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x10]
[PC:0x104575588, kkmdel()+8872] [flags: 0x0, count: 1]
Errors in file /opt/oracle/diag/rdbms/orcl/ORCL/trace/ORCL_j007_25477.trc (incident=35135):
ORA-07445: exception encountered: core dump [kkmdel()+8872] [SIGSEGV][ADDR:0x10] [PC:0x104575588] [Address not mapped to object] 
Incident details in: /opt/oracle/diag/rdbms/orcl/ORCL/incident/incdir_35135/ORCL_j007_25477_i35135.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Mon Dec 08 19:16:48 2014
Dumping diagnostic data in directory=[cdmp_20141208191648], requested by (instance=3, osid=25477 (J007)), summary=[incident=35135].
Mon Dec 08 19:16:49 2014
The call stack from incident trace file shows functions like below:
... kkmdel opiprsdmlcb opiSem opiDeferredSem opitca kksFullTypeCheck rpiswu2 kksSetBindType kksfbc opiexe opipls opiodr rpidrus skgmstack rpidru rpiswu2 rpidrv psddr0 psdnal pevm_EXECC pfrinstr_EXECC pfrrun_no_tool pfrrun plsql_run peidxr_run peidxexe kkxdexe kkxmpexe kgmexwi kgmexec evapls evaopn2 kkxmexcs opiexe kpoal8 opiodr ...
Nothing changed in the environment since this issue occurs.
Sign In with your My Oracle Support account
Don't have a My Oracle Support account? Click to get started
Million Knowledge Articles and hundreds of Community platforms