ORA-7445 [kgllkmi()] On RAC 9.2.0.8

(Doc ID 1452428.1)

Last updated on FEBRUARY 07, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.8 to 10.2.0.5 [Release 9.2 to 10.2]
Information in this document applies to any platform.

Symptoms

The following error is reported in the alert log:

ORA-07445: exception encountered: core dump [kgllkmi()+440] [SIGSEGV] [unknown code] [0xC0000011AA491658] [] []

Alternatively an ORA-600 [kglssr_1] error can also occur prior to the ORA-7445 if the fix for unpublished bug:4528014 is not installed (see <Note:395955.1), for example in versions below 10.2.0.2.

Prior to the errors occurring, another session will have silently generated a trace file containing the following text "FOUND UNEXPECTED LIBRARY CACHE LOCK".

Changes

Replication and multi-branch distributed transactions are being used.

Cause

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