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Starting ASM Instance = Errors in the Alert Log: ORA-7445[ktstrlh()+5] (Doc ID 2420436.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Information in this document applies to any platform.

Symptoms

Starting an ASM instance fails with the following error in the alert log:

ORA-07445: exception encountered: core dump [ktstrlh()+5] [SIGSEGV] [ADDR:0x0] [PC:0xE95C17] [SI_KERNEL(general_protection)] []

 

The Call Stack Trace in the associated incident trace file shows:

skdstdst <- ksedst1 <- ksedst <- dbkedDefDump <- ksedmp <- ssexhd <- sighandler <- ktstrlh <- ksunfy <- ksunfy <- kscnfy <- ksmcsg <- opistr_real <- opistr <- opiodr <- ttcpip <- opitsk <- opiino <- opiodr <- opidrv <- sou2o <- opimai_real <- ssthrdmain <- main <- libc_start_main <- start

 

Changes

An OS patch was applied prior to this issue occurring.

Cause

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