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After Database Crash, Database with TDE and HSM Fails to Open With ORA-07445 [nzty1aa_algapply] (Doc ID 1392294.1)

Last updated on OCTOBER 10, 2022

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2.0 and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database 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

The database is using TDE tablespace encryption and using HSM to store the encryption key. After a database crash, the database fails to open with:
ORA-07445: exception encountered: core dump [nzty1aa_algapply()+221] [SIGSEGV] [ADDR:0x0] [PC:0x7F4AAA516B3B] [Address not mapped to object] []
Errorstack is:

Changes

This problem addresses only the recovery stage of a database after a non-graceful shutdown.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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