PK96027: JVM CRASHES WITH GPF IF THREAD DUMP TRIGGERED

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: N/A
    .
    Stack Trace: N/A
    .
    

Local fix

  • Increase the default OS stack size with ulimit.
    

Problem summary

  • The problem was determined to be the result of the Async Signal
    Handler thread being forked with the default OS stack size.
    When the signal handler was triggered with a large on-stack
    buffer a fatal native stack overflow occurred.
    

Problem conclusion

  • This defect will be fixed in:
    1.4.2 SR13 (zLinux 64-bit)
    .
    The JVM has been updated so that the stack size is set to the
    -Xmso value for the platform.
    -verbose:sizes option can be used to determine the operating
    system default values.
    .
    To obtain the fix:
    Install build 20090904 or later
    

Temporary fix

Comments

APAR Information

  • APAR number

    PK96027

  • Reported component name

    ZLINUX64

  • Reported component ID

    5648C9814

  • Reported release

    142

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2009-09-11

  • Closed date

    2009-09-11

  • Last modified date

    2009-09-11

  • 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

    ZLINUX64

  • Fixed component ID

    5648C9814

Applicable component levels

  • R142 PSN

       UP



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Document information


More support for:

Runtimes for Java Technology

Software version:

1.4.2

Reference #:

PK96027

Modified date:

2009-09-11

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