Oracle  环境 9.2.0.8 ， RAC,  Linux AS 3.0 u6  .

可能是异常kill掉闲置时间比较久的session ,  或kill 正在运行的进程导致实例被smon关闭 。

Bug 5732292  RAC crash with OERI [kjbopen:!gmp] [ID 5732292.8] 

 This note gives a brief overview of bug 5732292.
 The content was last updated on: 21-DEC-2007
 Click here for details of each of the sections below.

Affects:

    Product (Component) Oracle Server (Rdbms)
    Range of versions believed to be affected Versions < 10.1.0.2
    Versions confirmed as being affected 

        * 9.2.0.7
        * 9.2.0.8

    Platforms affected Generic (all / most platforms affected)

Fixed:

    This issue is fixed in 

        * (None Specified)

Symptoms:
 
Related To:

    * Internal Error May Occur (ORA-600)
    * Instance May Crash
    * ORA-600 [kjbopen:!gmp]

    * RAC (Real Application Clusters) / OPS

Description

    A RAC instance can crash with ORA-600 [kjbopen:!gmp]

Please note: The above is a summary description only. Actual symptoms can vary. Matching to any symptoms

here does not confirm that you are encountering this problem. Always consult with Oracle Support for

advice.

References

    Bug:5732292 (This link will only work for PUBLISHED bugs)
    Note:245840.1 Information on the sections in this article