ORA-7445 in kewa_dump_time_diff() During Shutdown
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Server - Enterprise Edition - Version: 22.214.171.124 to 126.96.36.199 - Release: 11.1 to 11.1
Information in this document applies to any platform.
***Checked for relevance on 28-Feb-2012***
ORA-07445 error reported during shutdown after upgrade to 11.1.
From the alert.log:
Sun May 03 19:40:56 2009
Errors in file /u01/app/oracle/diag/rdbms/wlkmisp/WLKMISP2/trace/WLKMISP2_ora_22765.trc
ORA-07445: exception encountered: core dump [kewa_dump_time_diff()+157] [SIGSEGV] [ADDR:0x4CD0] [PC:0x4AD97D7] [Address not mapped to object] 
Sun May 03 19:40:57 2009
ORA-1092 : opitsk aborting process
Sun May 03 19:53:28 2009
Starting ORACLE instance (normal)
The call stack in the trace file is similar to:
... kewa_dump_time_diff kewa_dump_session kslwsmpl_dmp_sess_w ksl_dmp_sess_wait ksdhng_diag_proc_in ksdhng_diag_proc ...
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