This is the error log at http://vmsqe.sfbay.sun.com/nightly/mantis/DTWS/results/08-26-04/ClientVM/Solsparc/mixed/Gc_Baseline-Xconc/RT_QUICK-NIGHTLY-Gc_Baseline-Xconc-ClientVM-mixed-Solsparc-2004-08-27-04-50-13/hs_err_pid11266.log

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# Internal Error (/net/prt-solsparc-q1-10/tmp/PrtBuildDir/workspace/src/share/vm/memory/referenceProcessor.cpp, 406 [ Patched ]), pid=11266, tid=8
#
# Java VM: Java HotSpot(TM) Client VM (20040810135029.ysr.merge-debug mixed mode)
#
# Error: assert(referent->is_oop(UseConcMarkSweepGC),"Adding a bad referent")

--------------- T H R E A D ---------------

Current thread (0x00185518): ConcurrentMarkSweepThread [id=8]

Stack: [0xf7b00000,0xf7b80000), sp=0xf7b7f028, free space=508k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x984b5c]
V [libjvm.so+0x34c56c]
V [libjvm.so+0x867df4]
V [libjvm.so+0x867f10]
V [libjvm.so+0x866f50]
V [libjvm.so+0x3283b0]
V [libjvm.so+0x32503c]
V [libjvm.so+0x324aec]
V [libjvm.so+0x32ae68]
V [libjvm.so+0x32b5b0]
V [libjvm.so+0x31a8d0]
V [libjvm.so+0x338a04]
V [libjvm.so+0x820680]


--------------- P R O C E S S ---------------

Java Threads: ( => current thread )
  0x00242f50 JavaThread "Thread-6" [_thread_blocked, id=26]
  0x00247458 JavaThread "Thread-5" [_thread_blocked, id=25]
  0x0024e6d0 JavaThread "Thread-2" [_thread_blocked, id=19]
  0x0024d500 JavaThread "Thread-1" [_thread_in_native, id=18]
  0x00050008 JavaThread "DestroyJavaVM" [_thread_blocked, id=1]
  0x0023f678 JavaThread "Thread-0" [_thread_blocked, id=17]
  0x001fd018 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=15]
  0x001fb0e8 JavaThread "CompilerThread0" daemon [_thread_blocked, id=14]
  0x001f7d40 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=13]
  0x001f6cb0 JavaThread "Surrogate Locker Thread (CMS)" daemon [_thread_blocked, id=12]
  0x001e7b70 JavaThread "Finalizer" daemon [_thread_blocked, id=11]
  0x001e6b38 JavaThread "Reference Handler" daemon [_thread_blocked, id=10]

Other Threads:
  0x001e2fa8 VMThread [id=9]
  0x00218d98 WatcherThread [id=16]

VM state:at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event])
[0x0004e7d0/0x0004e838] Threads_lock - owner thread: 0x00185518
[0x0004f150/0x0004f1a8] Heap_lock - owner thread: 0x00185518

Heap
 par new generation total 4032K, used 384K [0xef800000, 0xefc00000, 0xefc00000)
  eden space 3968K, 9% used [0xef800000, 0xef860028, 0xefbe0000)
  from space 64K, 0% used [0xefbe0000, 0xefbe0000, 0xefbf0000)
  to space 64K, 0% used [0xefbf0000, 0xefbf0000, 0xefc00000)
 concurrent mark-sweep generation total 12288K, used 847K [0xefc00000, 0xf0800000, 0xf3800000)
 concurrent-mark-sweep perm gen total 9360K, used 6671K [0xf3800000, 0xf4124000, 0xf7800000)

Dynamic libraries:
0x00010000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/bin/java
0xff390000 /lib/libthread.so.1
0xff3b0000 /lib/libdl.so.1
0xff280000 /lib/libc.so.1
0xff3f0000 /platform/SUNW,Ultra-Enterprise/lib/libc_psr.so.1
0xfdc00000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/client/libjvm.so
0xff240000 /lib/libsocket.so.1
0xff380000 /usr/lib/libsched.so.1
0xff200000 /usr/lib/libCrun.so.1
0xff1e0000 /lib/libm.so.1
0xfdb00000 /lib/libnsl.so.1
0xfda00000 /lib/libm.so.2
0xfdbe0000 /lib/libmd5.so.1
0xfdbc0000 /platform/SUNW,Ultra-Enterprise/lib/libmd5_psr.so.1
0xfdae0000 /lib/libmp.so.2
0xfd9b0000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/native_threads/libhpi.so
0xfd970000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/libverify.so
0xfd920000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/libjava.so
0xfd900000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/libzip.so
0xfd2b0000 /usr/lib/locale/en_US.ISO8859-1/en_US.ISO8859-1.so.3
0xfaad0000 /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/libj2pkcs11.so
0xfd290000 /usr/lib/libpkcs11.so
0xfaab0000 /usr/lib/libcryptoutil.so.1
0xfa9e0000 /lib/libdoor.so.1
0xfa990000 /usr/lib/security/pkcs11_softtoken.so

VM Arguments:
jvm_args: -DHANGINGJAVA10981 -XX:-PrintVMOptions -XX:+UseConcMarkSweepGC -XX:+CMSPermGenSweepingEnabled -XX:+CMSClassUnloadingEnabled -XX:+ExplicitGCInvokesConcurrent
java_command: runThese -thread 1 -repeat 1 -iter 1 -D:gc=5 -D:TESTBASE=/net/vmsqe.sfbay/export/backup/UNIFIED-DTF/DTWS/suites/RT_QUICK/testbase/tests -runList runList.dat

Environment Variables:
JAVA_HOME=/var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc
PATH=/net/vmsqe.sfbay/export/nightly/mantis/JDK/gc_baseline/jdk1.6/solaris-sparc/bin:/usr/bin:/tmp/22878.1.all.q:/usr/local/bin:/usr/ucb:/bin:/usr/bin::/usr/ucb:/net/vmsqe.sfbay/export/backup/UNIFIED-DTF/scripts/tools/solaris-sparc
LD_LIBRARY_PATH=/var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc/client:/var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/lib/sparc:/var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/jre/../lib/sparc:/import/pkg/local/lib
SHELL=/bin/ksh
DISPLAY=vmsqe.sfbay:0.0


--------------- S Y S T E M ---------------

OS: Solaris 10 s10_51 SPARC
           Copyright 2004 Sun Microsystems, Inc. All Rights Reserved.
                        Use is subject to license terms.
                            Assembled 21 January 2004

uname:SunOS 5.10 s10_51 sun4u (T2 libthread)
rlimit: STACK 8192k, CORE 50k, NOFILE 65536, AS infinity
load average:5.83 5.53 5.90

CPU:total 6 has_v8, has_v9, has_vis1

Memory: 8k page, physical 8912896k(7257656k free)

vm_info: Java HotSpot(TM) Client VM (20040810135029.ysr.merge) for solaris-sparc, built on Aug 10 2004 14:01:27 by PRT with unknown Workshop:0x550


-------------------------
Here's the appropriate interval excerpted from the log file:

[Enter:X]
Test c0662202 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................
[Enter:X]
Test c0681301 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................
[Enter:X]
Test c0685101 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................
[Enter:X]
# To suppress the following error report, specify this argument
# after -XX: or in .hotspotrc: SuppressErrorAt=/referenceProcessor.cpp:406]
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# Internal Error (/net/prt-solsparc-q1-10/tmp/PrtBuildDir/workspace/src/share/vm/memory/referenceProcessor.cpp, 406 [ Patched ]), pid=11266, tid=8
#
# Java VM: Java HotSpot(TM) Client VM (20040810135029.ysr.merge-debug mixed mode)
#
# Error: assert(referent->is_oop(UseConcMarkSweepGC),"Adding a bad referent")
# An error report file with more information is saved as hs_err_pid11266.log
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#
Current thread is 8
Dumping core ...
/net/vmsqe.sfbay/export/backup/UNIFIED-DTF/DTWS/suites/RT_QUICK/testbase/doit[587]: 11266 Abort
......................................
[Enter:X]
Test c0730101 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................
[Enter:X]
Test c0730102 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................
[Enter:X]
Test c0741101 Passed
#Passed; X; (1,1,0,0,0)
[Exit:X]
......................................

Here's the runList.crash:

# Fri Aug 27 04:52:06 PDT 2004
$TESTBASE/modena/classes/modena3.2_lang;$TESTBASE/modena/classes/modena3.2_lang/conform/c07_2/c0720101 X

And here's the run report:

MACHINE : SunOS toasteroven 5.10 s10_51 sun4u sparc SUNW,Ultra-Enterprise
PLATFORM : solaris-sparc
COMMAND LINE : ksh /net/vmsqe.sfbay/export/backup/UNIFIED-DTF/DTWS/suites/RT_QUICK/testbase/doit -vm /var/tmp/Work/JDK/NIGHTLY/Gc_Baseline-Xconc/solaris-sparc/bin/java -vmopts -client -DHANGINGJAVA10981 -XX:-PrintVMOptions -XX:+UseConcMarkSweepGC -XX:+CMSPermGenSweepingEnabled -XX:+CMSClassUnloadingEnabled -XX:+ExplicitGCInvokesConcurrent -quick
USER :
START TIME : Fri Aug 27 04:51:54 PDT 2004
END TIME : Fri Aug 27 05:44:03 PDT 2004
ELAPSED TIME : 52 Minutes 9 Seconds

Summary Report
---------------------
TEST PASS : 7916 99% rate
TEST FAIL : 1 0% rate
TEST RUN : 7917
---------------------
TEST CRASH : 1 0% rate


I have not done any archeology to figure out when this test first started failing.