IBM Support

IV57732: JIT CRASH DURING COMPILATION WHEN RUNNING ON Z990 GA1 OR OLDER

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APAR status

  • Closed as program error.

Error description

  • Error Message: The JIT compiler raises a segmentation fault or
    S0C4 ABEND while compiling
    java/util/HashMap.roundUpToPowerOf2(I)I. The VM flags are
    0x0005ff05 as reported in the javacore dump.
    .
    Stack Trace: N/A
    .
    This issue affects both z/OS and z/Linux platforms when running
    on z990 GA1 hardware or older.
    

Local fix

  • This problem can be avoided by setting the JVM option
    -Xaot:exclude={full method name} for the method that is causing
    the issue. However, it may cause some performance degradation.
    

Problem summary

  • The problem is caused by an optimization of array store type
    checks.
    

Problem conclusion

  • This APAR will be fixed in the following Java Releases:
       7 R1 SR1       (7.1.1.0)
    .
    The JIT compiler has been updated to handle this case properly.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV57732

  • Reported component name

    JIT

  • Reported component ID

    620700124

  • Reported release

    130

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2014-03-27

  • Closed date

    2014-04-04

  • Last modified date

    2014-04-04

  • 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

  • R130 PSY

       UP

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Document Information

Modified date:
04 April 2014