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IV21130: APPLICATION CRASHES WHILE INVOKING MULTICASTSOCKET.SETNETWORKINT ERFACE() CALL IN A MULTI-THREADED ENVIRONMENT

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APAR status

  • Closed as program error.

Error description

  • Error Message: JVM crashes with a SIGSEGV in libj9prt23.so.
    .
    Stack Trace: at
    java/net/PlainDatagramSocketImpl.socketSetOption(Native Method)
     at
    java/net/PlainDatagramSocketImpl.setOption(PlainDatagramSocketIm
    pl.java:442)
     at
    java/net/MulticastSocket.setNetworkInterface(MulticastSocket.jav
    a:532)
    .
    

Local fix

Problem summary

  • The issue was caused due to a thread race condition while
    accessing a variable before it is getting initialized.
    

Problem conclusion

  • This defect will be fixed in:
    5.0.0 SR14
    .
    JVM is updated to ensure that variable is initialized before it
    is accessed by other threads
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV21130

  • Reported component name

    JAVA 5 CLASS LI

  • Reported component ID

    620500130

  • Reported release

    500

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-05-14

  • Closed date

    2012-06-07

  • Last modified date

    2012-06-07

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    JAVA 5 CLASS LI

  • Fixed component ID

    620500130

Applicable component levels

  • R500 PSY

       UP

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Document Information

Modified date:
07 June 2012