IV34572: CALL TO JAVA.LANG.MANAGEMENT.THREADMXBEAN.GETTHREADINFO(...) CRA SH THE VM BECAUSE GC RETURNS DEAD OBJECTS

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APAR status

  • Closed as program error.

Error description

  • Error Message: A segfault in libj9gc or an exception when trying
    to walk all
    java.util.concurrent.locks.AbstractOwnableSynchronizer objects
    .
    Stack Trace: N/A
    .
    

Local fix

  • -Xjit:disableLocalVP,disableGlobalVP
    This may cause a limited performance degradation
    

Problem summary

  • This problem may occur when the code uses any object of class
    java.util.concurrent.locks.AbstractOwnableSynchronizer or its
    subclasses
    

Problem conclusion

  • This defect will be fixed in:
    6.0.1 SR5
    7.0.0 SR4
    .
    The JIT has been updated to correctly compile
    java.util.concurrent.locks.AbstractOwnableSynchronizer and its
    subclasses
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV34572

  • Reported component name

    JIT

  • Reported component ID

    620700124

  • Reported release

    260

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-01-11

  • Closed date

    2013-01-11

  • Last modified date

    2013-01-11

  • 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

    JIT

  • Fixed component ID

    620700124

Applicable component levels

  • R260 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Just In Time (JIT) Compiler

Software version:

260

Reference #:

IV34572

Modified date:

2013-01-11

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