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ORA-7445 [kksLockDelete] then Instance crash from PMON (Doc ID 1576502.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms

The alert.log shows:
ORA-07445: exception encountered: core dump [kksLockDelete()+762] [SIGSEGV] [ADDR:0x351749FF] [PC:0x8F15ACE] [Address not mapped to object] []

The pmon process may create huge trace files.

You may find some or all of the following function codes in the 'Call Stack' section of the incident trace file:

kksLockDelete kksLockOperation kgllkdl
or
kxsGetRuntimeLock()  kksLockAllocate() kglLockSetCallbackContext



Changes

 You may have recently applied a patch set or unpublished patch 10270888.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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