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ORA-07445 [nstimexp] errors and Dispatcher dies (Doc ID 2098667.1)

Last updated on JANUARY 21, 2025

Applies to:

Oracle Net Services - Version 11.2.0.1 to 12.1.0.2 [Release 11.2 to 12.1]
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Gen 2 Exadata Cloud at Customer - Version N/A and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 19.20.0.0.0 and later
Information in this document applies to any platform.

Symptoms

The alert log and the incident trace file reports with the following errors:

ORA-07445: exception encountered: core dump [nstimexp()+45] [SIGSEGV] [ADDR:0x58] [PC:0x7F41107] [Address not mapped to object] []

The failing functions and the call stack in the trace file shows functions like:

.... restore_rt nstimexp ltmdvp ltmdrv sltmdf sslsstehdlr sslsshandler restore_rt do_lookup_x dl_lookup_symbol_x dl_fixup dl_runtime_resolve clsss_gterm clsssterm kgxgncdel kfmsNotify kfmNotify kscnfy ksmdpg opidcl opidrv sou2o opimai_real ssthrdmain main libc_start_main start ..... 

Cause

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In this Document
Symptoms
Cause
Solution
References


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