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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 FEBRUARY 04, 2020

Applies to:

Oracle Database - Enterprise Edition - Version and later
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.


The database is using TDE tablespace encryption and using HSM to store the master 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:

nzty2ce_cryptoencrypt nzty3ec_encrypt nztysgs_genseed_impl nztysgs_genseed nzCC_CreateCtx nzGCC_GetCertcCtx nzbec_expand_cert nztiDC2I_DerCert_to_identity nztiCAI_Construct_An_Identity nzhewGP_GetPerFromOrclPKCS12 nzhewencOrclPkcs12wlttoWallet nzhewencPkcs12wlttoWallet nzhewencwlttoWallet nzhewRetrieveencwltBlob nztwOpenWallet nzos_OpenWallet kztsminit kzekmisx1 kzekmaow kcbztek_get_tbskey kcbztek_get_tbskey kcbz_encdec_tbsblk kclcaio kclrflush kclrread kclclaim kcbrbuf kcrpclaim kcrpdv kxfprdp opirip opidrv sou2o opimai_real ssthrdmain main


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


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