VM crashed on JDS Cinnabar during reliability run for Plugin.
Build: Tiger build 51 (beta2)
OS: JDS Cinnabar

Log file attached.

# An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0x45ee9440, pid=18108, tid=13325
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0-beta2-b51 mixed mode, sharing)
# Problematic frame:
# C [libjavaplugin_jni.so+0x3440] register_name+0x88
#

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

Current thread (0x0819a808): JavaThread "Thread-2" [_thread_in_native, id=18124]

siginfo:si_signo=11, si_errno=0, si_code=2, si_addr=0x45f0d000

Registers:
EAX=0x084f0960, EBX=0x45ef8708, ECX=0x45f02520, EDX=0x00002ab8
ESP=0x4621e3a4, EBP=0x4621e3bc, ESI=0x6951a708, EDI=0x0819a808
EIP=0x45ee9440, CR2=0x45f0d000, EFLAGS=0x00010207

Top of Stack: (sp=0x4621e3a4)
0x4621e3a4: 084f0960 45ef4e2f 084f0868 082ce1bb
0x4621e3b4: 084f0960 45ef8708 4621e6dc 45eee4e4
0x4621e3c4: 45ef5f4f 084f0868 082ce1bb 00000004
0x4621e3d4: 084f0620 084f0868 4621e41c 08d4c5c0
0x4621e3e4: 0850d8f8 00000000 00000000 00000000
0x4621e3f4: 00000000 43668690 00000021 0819a9a0
0x4621e404: 08171e48 08171e84 08455f8c 4621e81c
0x4621e414: 4621e514 00000000 013214c3 0819b180

Instructions: (pc=0x45ee9440)
0x45ee9430: ff 8b 8b 94 01 00 00 8b 93 30 f9 ff ff 8b 45 f8
0x45ee9440: 89 04 91 8b 8b 80 01 00 00 8b 93 30 f9 ff ff 8b

Stack: [0x4619f000,0x4621f000), sp=0x4621e3a4, free space=508k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
C [libjavaplugin_jni.so+0x3440] register_name+0x88
C [libjavaplugin_jni.so+0x84e4] handle_code+0x23de
C [libjavaplugin_jni.so+0x60ff] handle_single_request+0x4b
C [libjavaplugin_jni.so+0x60b1] Java_sun_plugin_navig_motif_AThread_handleRequest+0xa7
j sun.plugin.navig.motif.AThread.handleRequest(I)V+0
j sun.plugin.navig.motif.AThread.JNIHandleLoop()V+5
j sun.plugin.navig.motif.AThread.run()V+5
v ~StubRoutines::call_stub
V [libjvm.so+0x16827c]
V [libjvm.so+0x256038]
V [libjvm.so+0x167ad5]
V [libjvm.so+0x167b6e]
V [libjvm.so+0x1d44f5]
V [libjvm.so+0x2ae8ed]
V [libjvm.so+0x256b48]
C [libpthread.so.0+0x6020]

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j sun.plugin.navig.motif.AThread.handleRequest(I)V+0
j sun.plugin.navig.motif.AThread.JNIHandleLoop()V+5
j sun.plugin.navig.motif.AThread.run()V+5
v ~StubRoutines::call_stub

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

Java Threads: ( => current thread )
  0x084ef980 JavaThread "TimerQueue" daemon [_thread_blocked, id=25988]
  0x0854baf8 JavaThread "AWT-EventQueue-744" [_thread_blocked, id=25987]
  0x0849eda8 JavaThread "thread applet-methodprotected.class" [_thread_blocked, id=25983]
  0x08499e00 JavaThread "AWT-EventQueue-735" [_thread_blocked, id=25895]
  0x08535070 JavaThread "AWT-EventQueue-723" [_thread_blocked, id=25782]
  0x084718e8 JavaThread "AWT-EventQueue-662" [_thread_blocked, id=25146]
  0x084872a8 JavaThread "AWT-EventQueue-658" [_thread_blocked, id=25105]
  0x08483b88 JavaThread "AWT-EventQueue-657" [_thread_blocked, id=25086]
  0x084c8db0 JavaThread "AWT-EventQueue-656" [_thread_blocked, id=25083]
  0x08528038 JavaThread "AWT-EventQueue-644" [_thread_blocked, id=24952]
  0x084fbb58 JavaThread "AWT-EventQueue-639" [_thread_blocked, id=24903]
  0x084fb490 JavaThread "AWT-EventQueue-630" [_thread_blocked, id=24781]
  0x085036e0 JavaThread "AWT-EventQueue-625" [_thread_blocked, id=24736]
  0x08448b00 JavaThread "AWT-EventQueue-620" [_thread_blocked, id=24689]
  0x0848fba0 JavaThread "AWT-EventQueue-617" [_thread_blocked, id=24662]
  0x084d4088 JavaThread "AWT-EventQueue-611" [_thread_blocked, id=24607]
  0x08467708 JavaThread "AWT-EventQueue-610" [_thread_blocked, id=24596]
  0x0842a680 JavaThread "AWT-EventQueue-593" [_thread_blocked, id=24419]
  0x08137938 JavaThread "AWT-EventQueue-579" [_thread_blocked, id=24265]
  0x08456e58 JavaThread "AWT-EventQueue-566" [_thread_blocked, id=24148]
  0x08449be0 JavaThread "AWT-EventQueue-563" [_thread_blocked, id=24101]
  0x0846ef00 JavaThread "AWT-EventQueue-478" [_thread_blocked, id=23208]
  0x08309618 JavaThread "AWT-EventQueue-471" [_thread_blocked, id=23143]
  0x0842f080 JavaThread "AWT-EventQueue-466" [_thread_blocked, id=23096]
  0x080ef688 JavaThread "AWT-EventQueue-459" [_thread_blocked, id=23033]