ORA-7445: [KSMDIALO] when Kill Oracle Process from OS

(Doc ID 1399176.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.3 to 10.2.0.5 [Release 10.2]
Information in this document applies to any platform.

Symptoms

Below error is reported in the ALERT when a Oracle process is killed from the OS side:

ksedmp: internal or fatal error
ORA-07445: exception encountered: core dump [ksmdialo()+4] [SIGSEGV] [Address not mapped to object] [0x000000008] [] []


Call Stack looks similar to:

ksmdialo <- ksosp_alloc_cleanup <- kslilcr <- ksl_cleanup

Cause

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