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IV74481: JVM MAY CRASH WHEN JVMTI CONTENDED MONITOR EVENTS ENABLED

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APAR status

  • Closed as program error.

Error description

  • Error Message: JVM crashes when JVMTI events
    MonitorContendedEnter or MonitorContendedEntered are enabled.
    .
    Stack Trace: 3XMTHREADINFO3           Java callstack:
    4XESTACKTRACE                at
    java/lang/Throwable.fillInStackTrace(Native Method)
    4XESTACKTRACE                at
    java/lang/Throwable.<init>(Throwable.java:67)
    4XESTACKTRACE                at
    java/lang/Throwable.<init>(Throwable.java:78)
    4XESTACKTRACE                at
    java/lang/Exception.<init>(Exception.java:78)
    4XESTACKTRACE                at
    java/lang/RuntimeException.<init>(RuntimeException.java:74)
    4XESTACKTRACE                at
    java/lang/NullPointerException.<init>(NullPointerException.java:
    82)
    4XESTACKTRACE                at
    java/util/concurrent/locks/AbstractQueuedSynchronizer.release(Ab
    stractQueuedSynchronizer.java:1272(Compiled Code))
    4XESTACKTRACE                at
    java/util/concurrent/ThreadPoolExecutor$Worker.unlock(ThreadPool
    Executor.java:655)
    4XESTACKTRACE                at
    java/util/concurrent/ThreadPoolExecutor.runWorker(ThreadPoolExec
    utor.java:1170)
    1INTERNAL                    Unable to walk in-flight data on
    call stack
    3XMTHREADINFO3           Native callstack:
    4XENATIVESTACK               (0x00007F969F0B9AA2
    <OSB>libj9prt26.so+0x13aa2<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969F0B97EB
    <OSB>libj9prt26.so+0x137eb<CSB>)
    4XENATIVESTACK               (0x00007F969F0B98E7
    <OSB>libj9prt26.so+0x138e7<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969F0B940B
    <OSB>libj9prt26.so+0x1340b<CSB>)
    4XENATIVESTACK               (0x00007F969F0B2749
    <OSB>libj9prt26.so+0xc749<CSB>)
    4XENATIVESTACK               (0x00007F969F0B411D
    <OSB>libj9prt26.so+0xe11d<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969E71E833
    <OSB>libj9dmp26.so+0x16833<CSB>)
    4XENATIVESTACK               (0x00007F969E71F08D
    <OSB>libj9dmp26.so+0x1708d<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969E71950F
    <OSB>libj9dmp26.so+0x1150f<CSB>)
    4XENATIVESTACK               (0x00007F969E7181AA
    <OSB>libj9dmp26.so+0x101aa<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969E7203ED
    <OSB>libj9dmp26.so+0x183ed<CSB>)
    4XENATIVESTACK               (0x00007F969E720749
    <OSB>libj9dmp26.so+0x18749<CSB>)
    4XENATIVESTACK               (0x00007F969E70DDB8
    <OSB>libj9dmp26.so+0x5db8<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969E70C568
    <OSB>libj9dmp26.so+0x4568<CSB>)
    4XENATIVESTACK               (0x00007F969E710CC8
    <OSB>libj9dmp26.so+0x8cc8<CSB>)
    4XENATIVESTACK               (0x00007F969E722912
    <OSB>libj9dmp26.so+0x1a912<CSB>)
    4XENATIVESTACK               (0x00007F969F42B2C9
    <OSB>libj9vm26.so+0x1b2c9<CSB>)
    4XENATIVESTACK               (0x00007F969F0C7D7F
    <OSB>libj9prt26.so+0x21d7f<CSB>)
    4XENATIVESTACK               (0x00007F969F42B4E6
    <OSB>libj9vm26.so+0x1b4e6<CSB>)
    4XENATIVESTACK               (0x00007F969F42BD51
    <OSB>libj9vm26.so+0x1bd51<CSB>)
    4XENATIVESTACK               (0x00007F969F0C75CF
    <OSB>libj9prt26.so+0x215cf<CSB>)
    4XENATIVESTACK               (0x00007F96A0AD4340
    <OSB>libpthread.so.0+0x10340<CSB>)
    4XENATIVESTACK               (0x00007F969F482C2C
    <OSB>libj9vm26.so+0x72c2c<CSB>)
    4XENATIVESTACK               (0x00007F969F482D60
    <OSB>libj9vm26.so+0x72d60<CSB>)
    4XENATIVESTACK               (0x00007F969F472766
    <OSB>libj9vm26.so+0x62766<CSB>)
    4XENATIVESTACK
    java_lang_Throwable_fillInStackTrace+0x12c (0x00007F969C9D8BE4
    <OSB>libjclse7b_26.so+0x34be4<CSB>)
    .
    

Local fix

Problem summary

  • The JVM was not correctly handling a grow of the java stack
    during the reporting of the contended monitor events.
    

Problem conclusion

  • The JVM has been updated to handle the stack grow during the
    events.
    .
    This APAR will be fixed in the following Java Releases:
       7    SR9 FP 10 (7.0.9.10)
       7 R1 SR3 FP10  (7.1.3.10)
       6 R1 SR8 FP7   (6.1.8.7)
       6    SR16 FP7  (6.0.16.7)
       8    SR1 FP10  (8.0.1.10)
    .
    Contact your IBM Product's Service Team for these Service
    Refreshes and Fix Packs.
    For those running stand-alone, information about the available
    Service Refreshes and Fix Packs can be found at:
               https://www.ibm.com/developerworks/java/jdk/
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV74481

  • 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

    2015-06-23

  • Closed date

    2015-06-23

  • Last modified date

    2015-06-29

  • 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

  • R270 PSY

       UP

  • R600 PSY

       UP



Document information

More support for: Runtimes for Java Technology
Virtual Machine

Software version: 260

Reference #: IV74481

Modified date: 29 June 2015