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ORA-07445: exception encountered: core dump [qkesEval_Int()+436] (Doc ID 1064053.1)

Last updated on FEBRUARY 19, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.1 [Release 11.2]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Symptoms


Encountered the following error in the alert.log:

ORA-07445: exception encountered: core dump [qkesEval_Int()+436] [SIGSEGV] [ADDR:0x25E0ED0D70] [PC:0x839243C] [Address not mapped to object] []

Call stack shows:

skdstdst <- ksedst1 <- ksedst <- dbkedDefDump <- ksedmp
<- ssexhd <- 000000361E60C5B0 <- qkesEval_Int <- qkesEvalSfn
<- qkngbAllocate <- qkauni <- qkaqkn <- qkadrv <- opitca <- kksFullTypeCheck
<- rpiswu2 <- kksLoadChild <- kxsGetRuntimeLock <- kksfbc <- kkspsc0
<- kksParseCursor <- opiosq0 <- kpooprx <- kpoal8 <- opiodr
<- ttcpip <- opitsk <- opiino <- opiodr <- opidrv
<- sou2o <- opimai_real <- ssthrdmain <- main <- libc_start_main

Issue manifests itself in this manner in sql plus:


SQL> select index_name, index_type from user_indexes;

INDEX_NAME INDEX_TYPE
------------------------------ ---------------------------
<INDEX NAME> FUNCTION-BASED NORMAL
<INDEX NAME 2> FUNCTION-BASED NORMAL

select object_name, object_type from user_objects;

OBJECT_NAME OBJECT_TYPE
-------------------- -------------------
<INDEX NAME 2> INDEX
<INDEX NAME> INDEX
<TABLE NAME> TABLE

1 SELECT DISTINCT <COLUMN NAME 1>, <COLUMN NAME 2>, <COLUMN NAME 3>
2 FROM <TABLE NAME> WHERE <COLUMN NAME 1> = '<VALUE 1>' AND <COLUMN NAME 2> = '2004'
3* ORDER BY <COLUMN NAME 1>, <COLUMN NAME 2> DESC, <COLUMN NAME 3>
SQL> /
SELECT DISTINCT <COLUMN NAME 1>, <COLUMN NAME 2>, <COLUMN NAME 3>


*
ERROR at line 1:
ORA-03113: end-of-file on communication channel
Process ID: 29051
Session ID: 197 Serial number: 1978



This issue does not result if the following is done:
- drop the desc syntax on the aid_year column in the order by clause
- drop the indexes on the table







Cause

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In this Document
Symptoms
Cause
Solution
References


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