Datapump Exports Fails With ORA-00600 [kghfrempty:ds] and ORA-07445 [memcpy] With Encryption Turned On (Doc ID 1541799.1)

Last updated on MAY 14, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Information in this document applies to any platform.

Symptoms

1. The following errors are reported in the alert.log:

Wed Mar 06 22:34:39 2013
Exception [type: SIGSEGV, Invalid permissions for mapped object] [ADDR:0x7FB71C6D9000] [PC:0x3EAB87C5FC, memcpy()+956] [flags: 0x0, count: 1]
Errors in file /u01/app/oracle/diag/rdbms/lnxprd4/lnxprd4/trace/lnxprd4_dw00_10949.trc (incident=48601):
ORA-07445: exception encountered: core dump [memcpy()+956] [SIGSEGV] [ADDR:0x7FB71C6D9000] [PC:0x3EAB87C5FC] [Invalid permissions for mapped object] []
Incident details in: /u01/app/oracle/diag/rdbms/lnxprd4/lnxprd4/incident/incdir_48601/lnxprd4_dw00_10949_i48601.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Errors in file /u01/app/oracle/diag/rdbms/lnxprd4/lnxprd4/trace/lnxprd4_dw00_10949.trc (incident=48602):
ORA-00600: internal error code, arguments: [kgh_heap_sizes:ds], [0x7FB71681F070], [], [], [], [], [], [], [], [], [], []
ORA-07445: exception encountered: core dump [memcpy()+956] [SIGSEGV] [ADDR:0x7FB71C6D9000] [PC:0x3EAB87C5FC] [Invalid permissions for mapped object] []
Incident details in: /u01/app/oracle/diag/rdbms/lnxprd4/lnxprd4/incident/incdir_48602/lnxprd4_dw00_10949_i48602.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Errors in file /u01/app/oracle/diag/rdbms/lnxprd4/lnxprd4/incident/incdir_48601/lnxprd4_dw00_10949_i48601.trc:
ORA-00600: internal error code, arguments: [kgh_heap_sizes:ds], [0x7FB71681F070], [], [], [], [], [], [], [], [], [], []
ORA-07445: exception encountered: core dump [memcpy()+956] [SIGSEGV] [ADDR:0x7FB71C6D9000] [PC:0x3EAB87C5FC] [Invalid permissions for mapped object] []

 
2.  There may or may not be a current SQL Reported in the trace file:

2013-03-06 22:34:39.797
dbkedDefDump(): Starting a non-incident diagnostic dump (flags=0x3, level=3, mask=0x0)
----- Current SQL Statement for this session (sql_id=8s3uquv4mj3z9) -----
BEGIN
  SYS.KUPW$WORKER.MAIN('SYS_EXPORT_SCHEMA_01', 'SCOTIA', 0);
END;
----- PL/SQL Stack -----
----- PL/SQL Call Stack -----
 object      line  object
 handle    number  name
0x6a2d28fe8        18  package body SYS.KUPD$DATA_INT
0x6a26b9608      3301  package body SYS.KUPD$DATA
0x6a2e0ac28     15332  package body SYS.KUPW$WORKER
0x6a2e0ac28      3145  package body SYS.KUPW$WORKER
0x6a2e0ac28      9711  package body SYS.KUPW$WORKER
0x6a2e0ac28      1775  package body SYS.KUPW$WORKER
0x6a2e0dd48         2  anonymous block

 

3. The call stack will resemble:

skdstdst <- ksedst1 <- ksedst <- dbkedDefDump <- ksedmp <- ssexhd <- sighandler <- memcpy <- intel_fast_memcpy <- kupdcReWrtHdr <- kupduls_writePass2 <- kupduls <- spefcifa <- spefmccallstd <- pextproc <- peftrusted <- psdexsp <- rpiswu2 <- psdextp <- pefccal <- pefcal <- pevm_FCAL <- pfrinstr_FCAL <- pfrrun_no_tool <- pfrrun <- plsql_run <- peicnt <- kkxexe <- opiexe <- kpoal8 <- opiodr <- kpoodr <- upirtrc <- kpurcsc <- kpuexec <- OCIStmtExecute <- kupprwp <- ksvrdp <- opirip <- opidrv <- sou2o <- opimai_real <- ssthrdmain <- main

 

4. Export log looks like

Export: Release 11.2.0.3.0 - Production on Sun Mar 10 21:01:42 2013

Copyright (c) 1982, 2011, Oracle and/or its affiliates.  All rights reserved.
;;;
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Starting "SCOTIA"."SYS_EXPORT_SCHEMA_05":  scotia/******** parfile=/u09/export/scotia/prd-lnxora4_scotia_20130310_2100.par
Estimate in progress using BLOCKS method...
Processing object type SCHEMA_EXPORT/TABLE/TABLE_DATA
Total estimation using BLOCKS method: 117.5 GB
Processing object type SCHEMA_EXPORT/PRE_SCHEMA/PROCACT_SCHEMA

. . exported "SCOTIA"."WBS_RULE"                         324.3 KB     771 rows
Job "SCOTIA"."SYS_EXPORT_SCHEMA_05" stopped due to fatal error at 22:35:5


Cause

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