Unable To Start Instance due to ORA-7445 Dump In KSBNFY on Power Linux

(Doc ID 563895.1)

Last updated on FEBRUARY 11, 2009

Applies to:

Oracle Server - Enterprise Edition - Version: to
Oracle Server - Enterprise Edition - Version: to
IBM Power Based Linux
Applies to:


- Unable to start instance
- Alert log shows core dump in function ksbnfy:

ORA-7445: exception encountered: core dump [ksbnfy()+496] [SIGSEGV] [unknown
code] [0xC00000008F077D58] [] []

Stack trace is similar to:

ksedst <- ksbnfy <- kscnfy <- ksmcsg <- opistr_real <- opistr <- opiodr <- ttcpip <- opitsk <- opiino

- Database starts with a warning message, such as:
Fri Sep 14 12:54:08 2007
WARNING : /proc/ppc64/lparcfg not readable


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms