Platform : Solaris-sparc 5.8
Java Version:
java version "1.5.0-beta"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-beta-b03)
Java HotSpot(TM) Client VM (build 20030404094358.robertg.baseline-fastdebug1-debug, mixed mode)
VM Args Used:
  -server -XX:CompileThreshold=100 -XX:MarkSweepAlwaysCompactCount=1
  -XX:NmethodSweepFraction=1

Step to reproduce
1. cd /net/sqesvr.eng/export/vsn/GammaBase/Bugs/{BugID}
2. sh rerun.sh

Log:
340 connections so far.
Creating room number 18 ...
Warning: Cannot open log file: hotspot.log
Warning: Forcing option -XX:LogFile=/tmp//hs_pid7542.log
# To suppress the following error report, specify this argument
# after -XX: or in .hotspotrc: SuppressErrorAt=/jniHandles.hpp:159
#
# HotSpot Virtual Machine Error, assertion failure
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# Java VM: Java HotSpot(TM) Server VM (20030404094358.robertg.baseline-fastdebug-debug mixed mode)
#
# assert(result != deleted_handle(), "Used a deleted global handle.")
#
# Error ID: /net/balvenie.sfbay/export/imgr_home/ws/20030404094358.robertg.baseline/src/share/vm/runtime/jniHan
dles.hpp, 159 [ Patched ]
#
# Problematic Thread: prio=5 tid=0x00124730 nid=0xb runnable
#
VM option 'CompileThreshold=100'
VM option 'MarkSweepAlwaysCompactCount=1'
VM option 'NmethodSweepFraction=1'

Heap at VM Abort:
Heap
 def new generation total 2112K, used 64K [0xf0400000, 0xf0620000, 0xf1950000)
  eden space 2048K, 0% used [0xf0400000, 0xf0400000, 0xf0600000)
  from space 64K, 100% used [0xf0610000, 0xf0620000, 0xf0620000)
  to space 64K, 0% used [0xf0600000, 0xf0600000, 0xf0610000)
 tenured generation total 1536K, used 1411K [0xf1950000, 0xf1ad0000, 0xf4400000)
   the space 1536K, 91% used [0xf1950000, 0xf1ab0f48, 0xf1abe600, 0xf1ad0000)
 compacting perm gen total 16384K, used 1447K [0xf4400000, 0xf5400000, 0xf8400000)
   the space 16384K, 8% used [0xf4400000, 0xf4569f10, 0xf4567a00, 0xf5400000)
Dumping core....

dbx output:
------------------------
(/java/devtools/sparc/SUNWspro/SC6.1/bin/../WS6U1/bin/sparcv9/dbx) where
current thread: t@11
=>[1] __sigprocmask(0x0, 0xf037f1a8, 0x0, 0x0, 0x0, 0x0), at 0xff369764
  [2] _resetsig(0xff36bf60, 0x0, 0x0, 0xf0381d70, 0xff37e000, 0x0), at 0xff35e970
  [3] _sigon(0xf0381d70, 0xff385930, 0x6, 0xf037f27c, 0xf0381d70, 0x6), at 0xff35e110
  [4] _thrp_kill(0x0, 0xb, 0x6, 0xff37e000, 0xb, 0xff2c0448), at 0xff361150
  [5] raise(0x6, 0x0, 0x0, 0xffffffff, 0xff2c03b4, 0x4), at 0xff24b9d4
  [6] abort(0xff2bc004, 0xf037f3d0, 0x0, 0xfffffff8, 0x4, 0xf037f3f1), at 0xff2358f4
  [7] os::abort(0x1, 0xfdce0de4, 0xf037fc50, 0x7efefeff, 0x81010100, 0xff00), at 0xfd85601c
  [8] report_error(0xfe449b90, 0xfe4901b0, 0x29000, 0x29244, 0x6b, 0xa), at 0xfd3d14b4
  [9] report_assertion_failure(0xfdc11851, 0xfdc1186c, 0x9f, 0xfdc118d8, 0xc, 0x11a44e8), at 0xfd3d08cc
  [10] ciObject::encoding(0x13755a8, 0x899938, 0xfe3d1cac, 0xfe3d1cac, 0xc, 0x11a44e8), at 0xfd301ffc
  [11] TypeOopPtr::get_con(0x2b23d8, 0x0, 0x8999d4, 0xfe3d1cac, 0x1, 0x1), at 0xfda114a4
  [12] State::_sub_Op_ConP(0x2c0ce8, 0x899860, 0x1000, 0x2000, 0x4000, 0x40000000), at 0xfd3f3c3c
  [13] State::DFA(0x2c0ce8, 0x3d, 0x899860, 0xfe0eaef4, 0x1, 0x1), at 0xfd3ffe24
  [14] Matcher::Label_Root(0xf0380c20, 0x1, 0x2c0ce8, 0x1, 0x0, 0xf0380c5c), at 0xfd7b125c
  [15] Matcher::Label_Root(0xf0380c20, 0x3, 0x2c05d0, 0x1, 0x2, 0xf0380c5c), at 0xfd7b10a0
  [16] Matcher::Label_Root(0xf0380c20, 0x3, 0xf03800f8, 0x1, 0x2, 0xf0380c5c), at 0xfd7b10a0
  [17] Matcher::match_tree(0xf0380c20, 0x899938, 0xf038127c, 0xfe0e9022, 0xc, 0x11a44e8), at 0xfd7b02bc
  [18] Matcher::xform(0xf0380c20, 0x899938, 0x899938, 0xfe3d1cac, 0xc, 0x11a44e8), at 0xfd7aea90
  [19] Matcher::xform(0xf0380c20, 0x0, 0x8999d4, 0xfe3d1cac, 0x1, 0x1), at 0xfd7aec88
  [20] Matcher::xform(0xf0380c20, 0xf88d68, 0x899c20, 0xfe3d1cac, 0x12, 0x6), at 0xfd7aec88
  [21] Matcher::xform(0xf0380c20, 0x0, 0x899cd4, 0xfe3d1cac, 0x1, 0x1), at 0xfd7aec88
  [22] Matcher::xform(0xf0380c20, 0x0, 0x899e40, 0xfe3d1cac, 0x2, 0x2), at 0xfd7aec88
  [23] Matcher::xform(0xf0380c20, 0x0, 0x899ecc, 0xfe0e993d, 0x1, 0x1), at 0xfd7aec88
  [24] Matcher::xform(0xf03811c8, 0x0, 0xad0280, 0xf0381a2c, 0x9d, 0x9d), at 0xfd7aec88
  [25] Matcher::xform(0xf0380c20, 0x0, 0x96ce84, 0xfe0e993d, 0x6, 0x6), at 0xfd7aec88
  [26] Matcher::xform(0xf03811c8, 0x0, 0xd318ac, 0xf0381a2c, 0x9d, 0x9d), at 0xfd7aec88
  [27] Matcher::xform(0xf0380c20, 0x0, 0xd31900, 0xffffffff, 0x1, 0x1), at 0xfd7aec88
  [28] Matcher::match(0x0, 0x1, 0xffffffff, 0x30, 0x141c770, 0xfe0e6660), at 0xfd7aae40
  [29] Compile::Code_Gen(0xf03811c8, 0x0, 0x0, 0xffffffff, 0xfffffff8, 0x8f4e98), at 0xfd377aa4
  [30] Compile::Compile(0xfdc812d4, 0x29400, 0x2940c, 0x28800, 0x28964, 0x0), at 0xfd372040
  [31] C2Compiler::compile_method(0x11fa78, 0xf0381a2c, 0xc22d6c, 0xffffffff, 0x0, 0x0), at 0xfd29529c
  [32] CompileBroker::invoke_compiler_on_method(0xfe451b18, 0xfe451b60, 0xfe451f34, 0x0, 0x1295a4, 0x176), at 0xfd38444c
  [33] CompileBroker::compiler_thread_loop(0x0, 0xfe44664c, 0xfe3d1cac, 0x29400, 0x2940c, 0xfe45244c), at 0xfd382dd8
  [34] JavaThread::thread_main_inner(0x124730, 0xffffffe2, 0x40, 0x0, 0xb, 0xff37e000), at 0xfd9ec9a0
  [35] _start(0x124730, 0xff37f688, 0x1, 0x1, 0xff37e000, 0x0), at 0xfd854448
(/java/devtools/sparc/SUNWspro/SC6.1/bin/../WS6U1/bin/sparcv9/dbx)

------------------------