Customer got a crash. hs_err_pid4436.log is attached, here is an excerpt of it:

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6da71f34, pid=4436, tid=3596
#
# Java VM: Java HotSpot(TM) Server VM (1.5.0_06-b05 mixed mode)
# Problematic frame:
# V  [jvm.dll+0x1f1f34]
#

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

Current thread (0x570d8ad0):  JavaThread "CompilerThread0" daemon [_thread_in_vm, id=3596]

siginfo: ExceptionCode=0xc0000005, reading address 0x597bfffc

Registers:
EAX=0x570c5830, EBX=0x22f8dda8, ECX=0x000007fd, EDX=0x597bfffc
ESP=0x5796f930, EBP=0x5725420c, ESI=0x1e2289b0, EDI=0x57252c44
EIP=0x6da71f34, EFLAGS=0x00010202

Top of Stack: (sp=0x5796f930)
0x5796f930:   570c5830 570d8ad0 5796f98c 570c582c
0x5796f940:   00c2391a 6da722ef 570c582c 570c5830
0x5796f950:   6dafe78b 570c582c 570c5830 570c5830
0x5796f960:   570d8ad0 596cc068 6d8d1726 570c582c
0x5796f970:   570c5830 570d8ad0 596cc0d0 596cc0e8
0x5796f980:   5796fa80 5796fa78 570c582c 570d8ad0
0x5796f990:   6d8dc1a9 596cc068 57081fa8 00000000
0x5796f9a0:   570c5814 596cc010 5796fa78 570839a8 

Instructions: (pc=0x6da71f34)
0x6da71f24:   3b d1 75 28 8b 4f 10 49 78 22 8b 57 18 8d 14 8a
0x6da71f34:   8b 1a 85 c0 75 04 33 f6 eb 02 8b 30 3b de 74 16 


Stack: [0x57870000,0x57970000),  sp=0x5796f930,  free space=1022k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [jvm.dll+0x1f1f34]


Current CompileTask:
opto:6020  !   sun.reflect.GeneratedMethodAccessor91.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (65 bytes)


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

Java Threads: ( => current thread )
[--snip--]
  0x570de4d0 JavaThread "CompilerThread1" daemon [_thread_blocked, id=3060]
=>0x570d8ad0 JavaThread "CompilerThread0" daemon [_thread_in_vm, id=3596]
  0x570d07b8 JavaThread "AdapterThread" daemon [_thread_blocked, id=3996]
[--snip--]

Other Threads:
  0x570c9a70 VMThread [id=3076]
  0x570d8628 WatcherThread [id=5024]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
 par new generation   total 48832K, used 4810K [0x02b50000, 0x05b50000, 0x05b50000)
  eden space 48512K,   9% used [0x02b50000, 0x03002b38, 0x05ab0000)
  from space 320K,   0% used [0x05ab0000, 0x05ab0000, 0x05b00000)
  to   space 320K,   0% used [0x05b00000, 0x05b00000, 0x05b50000)
 concurrent mark-sweep generation total 1077248K, used 670788K [0x05b50000, 0x47750000, 0x47750000)
 concurrent-mark-sweep perm gen total 161280K, used 161211K [0x47750000, 0x514d0000, 0x53f50000)

Dynamic libraries:
[--snip--]
0x6d880000 - 0x6dc31000 	E:\JavaRun\JDK1.5.0_06\jre\bin\server\jvm.dll
[--snip--]

VM Arguments:
[--snip--]

Environment Variables:
[--snip--]
OS=Windows_NT
PROCESSOR_IDENTIFIER=x86 Family 15 Model 2 Stepping 9, GenuineIntel



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

OS: Windows Server 2003 family Build 3790 Service Pack 1

CPU:total 4 family 15, cmov, cx8, fxsr, mmx, sse, sse2, ht

Memory: 4k page, physical 2097151k(1870744k free), swap 4194303k(3829540k free)

vm_info: Java HotSpot(TM) Server VM (1.5.0_06-b05) for windows-x86, built on Nov 10 2005 10:53:00 by "java_re" with MS VC++ 6.0