11.2: ORA-07445 [kglbrk] In Shared Server Process
(Doc ID 1533257.1)
Last updated on FEBRUARY 28, 2019
Applies to:Oracle Database - Standard Edition - Version 184.108.40.206 to 220.127.116.11 [Release 11.2]
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
In a RDBMS 18.104.22.168 or 22.214.171.124 database with shared server configuration, the following errors can be seen in the alert log file:
ORA-07445: exception encountered: core dump [kglbrk()+45] [SIGSEGV] [ADDR:0x30] [PC:0x93845E9] [Address not mapped to object]
According to incident file generated by errors:
(session) sid: 1437 ser: 19495 trans: (nil), creator: 0x3e463e998
flags: (0x81002e5) USR/- flags_idl: (0x2) -/TBD/-/-/-/-
^^^--- flags here
Marked killed = 1 min 51 sec ago
The errors are occurring in shared servers processes:
*_s001_* tells us this is a tracefile generated by a shared server process.
The call stack includes ksu_dispatch_tac, and might look similar to:
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