ORA-07445 [ktbdbh] Errors when executing a query (Doc ID 2231222.1)

Last updated on FEBRUARY 14, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

1. The alert log and the trace file report with the following error

Tue Feb 07 09:05:33 2017
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x0] [PC:0xF519D7, ktbdbh()+45] [flags: 0x0, count: 1]
Errors in file /u01/app/oracle/diag/rdbms/edmdev02/edmdev02/trace/edmdev02_ora_49455.trc (incident=752749):
ORA-07445: exception encountered: core dump [ktbdbh()+45] [SIGSEGV] [ADDR:0x0] [PC:0xF519D7] [Address not mapped to object] []
Incident details in: /u01/app/oracle/diag/rdbms/edmdev02/edmdev02/incident/incdir_752749/edmdev02_ora_49455_i752749.trc

2.  The stack should also include kdudci

ktbdbh <- ktbdbh_full <- kdudci <- kdudcp <- kdusru <- kauupd <- updrow <- qerusEvalUpdWhere
<- qerusRop <- qervwRowProcedure <- qerhjGenProbeHashTable <- kdstf11001010000km ...

Cause

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