IV25031: ASSERTION FAILURE IN INTERNALFINDCLASSUTF8

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Error Message: Dump Event "traceassert" (00080000) received
    .
    Stack Trace: genSystemCoreUsingGencore() at 0xd1943978
    j9dump_create() at 0xd1942dfc
    doSystemDump() at 0xd1a983cc
    protectedDumpFunction() at 0xd1a9de94
    j9sig_protect() at 0xd19227f0
    runDumpFunction() at 0xd1a9dde4
    runDumpAgent() at 0xd1a9d9f4
    triggerDumpAgents() at 0xd1abb85c
    twAssertion() at 0xd1ace258
    logTracePoint() at 0xd281957c
    utsTraceV() at 0xd28197e0
    j9Trace() at 0xd1acfb08
    internalFindClassUTF8() at 0xd189a940
    resolveClassRef() at 0xd18b017c
    resolveStaticMethodRefInto() at 0xd18b05bc
    resolveStaticMethodRef() at 0xd18b0870
    jitResolveStaticMethod(), line 53 in "nathelp.s"
    javaProtectedThreadProc() at 0xd186e320
    j9sig_protect() at 0xd19227f0
    javaThreadProc() at 0xd186e190
    thread_wrapper() at 0xd12b5ad0
    .
    

Local fix

Problem summary

  • The issue was caused by internal VM fields being updated without
    using the appropriate atomic instructions.
    

Problem conclusion

  • This defect will be fixed in:
    6.0.1 SR2 FP1
    7.0.0 SR2
    .
    Offending code updated to use atomic instructions.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV25031

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    260

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-07-23

  • Closed date

    2012-07-23

  • Last modified date

    2012-09-07

  • 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

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R260 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Virtual Machine

Software version:

260

Reference #:

IV25031

Modified date:

2012-09-07

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