ORA-7445 [lnxmin()+796] SEEN FROM SELECT ON V$ VIEW (Doc ID 2077152.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.

Symptoms

The following symptoms have been attributed to this issue :-

a) The RDBMS is <12.1

b) The following error is seen in the alert log

ORA-07445: exception encountered: core dump [lnxmin()+796] [SIGSEGV] [ADDR:0x500000001] [PC:0x10021997C] [Address not mapped to object] []

c)  The incident context dump will be similar to :-

----- Incident Context Dump -----
Address: 0x1108c6948
Incident ID: 7097271
Problem Key: ORA 7445 [lnxmin()+796]
Error: ORA-7445 [lnxmin()+796] [SIGSEGV] [ADDR:0x500000001] [PC:0x10021997C]
[Address not mapped to object] [] [] [] [] [] [] []
[00]: dbgexExplicitEndInc [diag_dde]
[01]: dbgeEndDDEInvocationImpl [diag_dde]
[02]: dbgeEndDDEInvocation [diag_dde]
[03]: ssexhd []
[04]: __sighandler []
[05]: lnxmin []<-- Signaling
[06]: qeaeCnt []
[07]: qergsFetch [SQL_Execution]
[08]: opifch2 []
[09]: kpoal8 []
[10]: opiodr []
[11]: ttcpip []
[12]: opitsk []
[13]: opiino []
[14]: opiodr []
[15]: opidrv []
[16]: sou2o []
[17]: opimai_real []
[18]: ssthrdmain []
[19]: main []
[20]: __start []

 
d) The issue is easily reproducible from SQL [we do not recommend to try on anything other than a TEST database as this will raise the ORA-07445 error] :-

 

Cause

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