The Server VM crashes on solaris running the test case below with the following core dump (tested in the latest 1.5 build 28):

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# Internal Error (4E4D4554484F440E43505004F6 01), pid=25960, tid=1
#
# Java VM: Java HotSpot(TM) Server VM (1.5.0-beta-b28 mixed mode)

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

Current thread (0x00036ee0): JavaThread "main" [_thread_in_Java, id=1]

Stack: [0xffb80000,0xffc00000), sp=0xffbfda78, free space=502k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x5e6414]
V [libjvm.so+0x3c5478]
V [libjvm.so+0x55b210]
V [libjvm.so+0x29cadc]
V [libjvm.so+0x25be10]
C [libthread.so.1+0x160a8]
C [libthread.so.1+0xfde0]
C [libthread.so.1+0xff90]
J test1.check([Ljava/lang/String;[Ljava/lang/String;)[[I
v ~I2CAdapter
j test1.main([Ljava/lang/String;)V+230
v ~StubRoutines::call_stub
V [libjvm.so+0x165cf8]
V [libjvm.so+0x282da4]
C [java+0x295c] main+0x10f0


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

Java Threads: ( => current thread )
  0x0014bbe8 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=9]
  0x0014ac68 JavaThread "CompilerThread1" daemon [_thread_blocked, id=8]
  0x00149e98 JavaThread "CompilerThread0" daemon [_thread_blocked, id=7]
  0x00148ac0 JavaThread "AdapterThread" daemon [_thread_blocked, id=6]
  0x00147db8 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=5]
  0x0013dde0 JavaThread "Finalizer" daemon [_thread_blocked, id=4]
  0x0013da28 JavaThread "Reference Handler" daemon [_thread_blocked, id=3]
=>0x00036ee0 JavaThread "main" [_thread_in_Java, id=1]

Other Threads:
  0x0013bb38 VMThread [id=2]
  0x0014c830 WatcherThread [id=10]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
 def new generation total 2112K, used 1322K [0xef400000, 0xef620000, 0xf0950000)
  eden space 2048K, 61% used [0xef400000, 0xef53a928, 0xef600000)
  from space 64K, 100% used [0xef610000, 0xef620000, 0xef620000)
  to space 64K, 0% used [0xef600000, 0xef600000, 0xef610000)
 tenured generation total 1408K, used 27K [0xf0950000, 0xf0ab0000, 0xf3400000)
   the space 1408K, 1% used [0xf0950000, 0xf0956c28, 0xf0956e00, 0xf0ab0000)
 compacting perm gen total 16384K, used 1331K [0xf3400000, 0xf4400000, 0xf8c00000)
   the space 16384K, 8% used [0xf3400000, 0xf354ceb8, 0xf354d000, 0xf4400000)
No shared spaces configured.

Dynamic libraries:
0x00010000 /java/re/jdk/1.5/latest/binaries/solaris-sparc/bin/java
0xff370000 /usr/lib/libthread.so.1
0xff3a0000 /usr/lib/libdl.so.1
0xff280000 /usr/lib/libc.so.1
0xff350000 /usr/platform/SUNW,Ultra-5_10/lib/libc_psr.so.1
0xfe800000 /net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/server/libjvm.so
0xff250000 /usr/lib/libsocket.so.1
0xff230000 /usr/lib/libsched.so.1
0xff1f0000 /usr/lib/libCrun.so.1
0xff1c0000 /usr/lib/libm.so.1
0xff100000 /usr/lib/libnsl.so.1
0xff360000 /usr/lib/libw.so.1
0xff0d0000 /usr/lib/libmp.so.2
0xff0b0000 /usr/lib/librt.so.1
0xff090000 /usr/lib/libaio.so.1
0xff060000 /usr/lib/libmd5.so.1
0xff040000 /usr/platform/SUNW,Ultra-5_10/lib/libmd5_psr.so.1
0xff000000 /net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/native_threads/libhpi.so
0xfefb0000 /net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/libverify.so
0xfef60000 /net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/libjava.so
0xfef40000 /net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/libzip.so

VM Arguments:
java_command: test1

Environment Variables:
JAVA_HOME=/export/jdk1.4.2_01
PATH=/home/sko/bin:/usr/openwin/bin:/usr/dt/bin:/usr/bin:/usr/sbin:/sbin:/usr/ucb:/usr/dist/local/exe:/usr/dist/exe:/usr/lib/lp/postscript:.
LD_LIBRARY_PATH=/net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc/server:/net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/lib/sparc:/net/koori.sfbay/p/jdk08/jdk/1.5.0/beta/b28/binaries/solaris-sparc/jre/../lib/sparc:/home/sko/xemacs/local/lib/:/usr/openwin/lib:/usr/dt/lib:/usr/lib
SHELL=/bin/csh
DISPLAY=d-usca22-163-78:0.0
HOSTTYPE=sparc
OSTYPE=solaris2.5.1
MACHTYPE=sparc-sun-solaris2.5.1


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

OS: Solaris 9 12/02 s9s_u2wos_10 SPARC
           Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
                        Use is subject to license terms.
                           Assembled 05 November 2002

uname:SunOS 5.9 Generic_112233-04 sun4u (T2 libthread)
rlimit: STACK 8192k, CORE infinity, NOFILE 65536, AS infinity
load average:1.29 1.14 1.09

CPU:total 1(active 1) has_v8, has_v9, has_vis1

Memory: 8k page, physical 262144k(16376k free)

vm_info: Java HotSpot(TM) Server VM (1.5.0-beta-b28) for solaris-sparc, built on Nov 12 2003 02:12:04 by unknown with unknown Workshop:0x550

Test Case:
==========

run: java -server test1

import java.io.*;
import java.util.*;
import java.lang.*;
public class test1 implements Serializable
{
  
  private static final String[] SENNIN_IPPAN_GYOUSHU = { "1", "4", "7" };
  private static final String[] SENNIN_TOKUTEI_7_GYOUSHU = { "3", "9" };
  private static final String[] SENNIN_TOKUTEI_IGAI_GYOUSHU = { "2", "5",
"6", "8", "9" };
  private static final String[] KOKKAN_TOKUTEI_7_GYOUSHU = { "3" };
  private static final String[] KOKKAN_TOKUTEI_IGAI_GYOUSHU = { "2", "5",
"6", "8" };
  
  private static final int TOKUTEI_GYOUSHU_DO = ( 1 - 1 );
  private static final int TOKUTEI_GYOUSHU_KEN = ( 2 - 1 );
  private static final int TOKUTEI_GYOUSHU_DEN = ( 8 - 1 );
  private static final int TOKUTEI_GYOUSHU_KAN = ( 9 - 1 );
  private static final int TOKUTEI_GYOUSHU_KOU = ( 11 - 1 );
  private static final int TOKUTEI_GYOUSHU_HO = ( 13 - 1 );
  private static final int TOKUTEI_GYOUSHU_ZOU = ( 23 - 1 );


public static int[][] check( String[] p_GyoushuEng , String[] test9_str)
  {
    
    int[][] i_result = new int[5][ p_GyoushuEng.length ];
    int[] count = new int[28];
    String[][] s_Gyoushu = new String[16][28];
    String[] tokuteiTemp = new String[28];
    for( int i = 0; i < i_result.length; i++ ){
      for( int j = 0; j < i_result[i].length; j++){
        i_result[i][j] = 10;
      }
    }
    
    for( int i = 0; i < count.length; i++ ){
      count[i] = 0;
    }
    
    
    
   //set up s_Gyoush in some fashion here
    int k = 0;
    for( int i = 0; i < test9_str.length; i++ ){
      if( !test9_str[i].equals("") && !test9_str[i].equals(" ") ){
        if( ( foo( test9_str[i] ) ) == null ){
          i_result[2][i] = 32;
          s_Gyoushu[k] = null;
System.err.println ("s[" + k + "] is null");
          k++;
          s_Gyoushu[k] = null;
System.err.println ("s[" + k + "] is null");
          k++;
        }
        else{
          s_Gyoushu[k] = foo( test9_str[i] );
System.err.println ("s[" + k + "] is foo");
          k++;
          s_Gyoushu[k] = foo( test9_str[i] );
System.err.println ("s[" + k + "] is foo");
          k++;
        }
      }
      System.err.println("k " + k);
    
    if( p_GyoushuEng.length == 28 ){
      for( int j = 0; j < p_GyoushuEng.length; j++ ){
        if( !p_GyoushuEng[j].equals("") &&
!p_GyoushuEng[j].equals(" ") &&
!p_GyoushuEng[j].equals("0")){

          for( int z = 0; z < s_Gyoushu.length; z++ ){
System.err.println ("> z " + z + " j " + j);
            if( s_Gyoushu[z] != null ){
System.err.println ("< z " + z + " j " + j);
              //System.err.println(z);
              //System.err.println(j);
              if( p_GyoushuEng[j].equals( s_Gyoushu[z][j] ) ){
                count[j]++;
              }
            }
          }
        }
        else{
          count[j] = -1;
        }
      }
      for ( int z = 0; z < count.length; z++ ){
        if( count[z] == 0 ){
          i_result[3][z] = 26;
        }
      }
    }
    else{
      for( int z = 0; z < i_result[1].length; z++){
        i_result[1][z] = 28;
      }
    }
    
  }
    return i_result;
 }

  public static String[] foo(String s1)
  {
    String[] temp1={};
    String[] temp2={"", "san", "", "san", "", "", "", "",
                    "", "", "", "", "", "", "", "", "",
                    "", "", "", "", "", "", "", "", "", "", ""
                    };
    if(s1.equals("san"))
     return null;
    else
      return temp2;
  }
  public static void main(String[] args)
  {
     int[][] result = new int[5][28];
     String[] test9_str1 = { "san", "san", "sandy", "so", "sarayu",
"saravan", "sar"};
     String[] p_Gyou = {"", "", "uma", "um", "um2", "ush", "usha", "viji",
"",
                         "", "", "","", "", "",
                         "", "", "","", "", "", "saro1",
                         "", "", "","", "sandy2","" };
   for(int i =0; i < 100; i++){
    result = check(p_Gyou, test9_str1 );
    if(i % 6 == 0){
     for(int k=0; k < 5; k++)
       for(int j=0; j< 28; j++) {
         System.err.print(" " + result[k][j]);
      }
      System.err.println ("");
    }
   }
  }
};

-----

Two smaller test cases are attached.

###@###.### 2003-12-05