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From "Gregory Shimansky (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-3517) [drlvm][thead] gc.SynchronizedFinilazersTest hangs intermittently on linux x86
Date Wed, 16 May 2007 14:42:18 GMT

     [ https://issues.apache.org/jira/browse/HARMONY-3517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gregory Shimansky updated HARMONY-3517:
---------------------------------------

    Summary: [drlvm][thead] gc.SynchronizedFinilazersTest hangs intermittently on linux x86
 (was: [drlvm][theading] gc.SynchronizedFinilazersTest hangs intermittently on linux x86)

> [drlvm][thead] gc.SynchronizedFinilazersTest hangs intermittently on linux x86
> ------------------------------------------------------------------------------
>
>                 Key: HARMONY-3517
>                 URL: https://issues.apache.org/jira/browse/HARMONY-3517
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>            Reporter: Elena Semukhina
>
> The test hung for me after 450 successful runs in JET mode.
> To run the test iteratively please use the following command:
> while true; $DRLVM -Xem:jet -cp <path to smoke tests> gc.SynchronizedFinilazersTest;
echo $i; fi; i=$[i+1]; done &
> There are 83 threads which hang in __kernel_vsyscall () with the same stack traces:
> (gdb) thr 1
> [Switching to thread 1 (Thread -1215228224 (LWP 16830))]#0  0xffffe410 in __kernel_vsyscall
()
> (gdb) bt
> #0  0xffffe410 in __kernel_vsyscall ()
> #1  0xb791ce1e in __lll_mutex_lock_wait () from /lib/libpthread.so.0
> #2  0xb7919634 in _L_mutex_lock_363 () from /lib/libpthread.so.0
> #3  0xb7aaa306 in malloc () from /lib/libc.so.6
> #4  0xb7b0c156 in pthread_mutex_lock () from /lib/libc.so.6
> #5  0xb7bb591e in hymutex_lock (mutex=0xa43c4d40)
>     at /nfs/ins/proj/drl/coreapi/esemukhi/svn/drlvm/trunk/vm/thread/src/linux/os_mutex.c:68
> #6  0xb7bb79ce in hythread_monitor_enter (mon_ptr=0xa43c4d40)
>     at /nfs/ins/proj/drl/coreapi/esemukhi/svn/drlvm/trunk/vm/thread/src/thread_native_fat_monitor.c:88
> #7  0xb7bba1fb in hythread_thin_monitor_enter (lockword_ptr=0xa56b61d0)
>     at /nfs/ins/proj/drl/coreapi/esemukhi/svn/drlvm/trunk/vm/thread/src/thread_native_thin_monitor.c:365
> #8  0xb6d46f37 in jthread_monitor_enter (monitor=0x95fee678)
>     at /nfs/ins/proj/drl/coreapi/esemukhi/svn/drlvm/trunk/vm/thread/src/thread_java_monitors.c:123
> #9  0xb5e3b5de in ?? ()
> #10 0x95fee678 in ?? ()
> #11 0x080ae620 in ?? ()
> #12 0x080ae5b0 in ?? ()
> #13 0x95fee670 in ?? ()
> #14 0x00000000 in ?? ()
> (gdb)

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