EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6d641e26, pid=4892, tid=1396

各位大神：debug调试代码的时候，突然就会停止，并同时生成一个log文件，文件内容是：

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6d641e26, pid=4892, tid=1396
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0-b64 mixed mode)
# Problematic frame:
# V [jvm.dll+0x1e26]
#

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

Current thread (0x018bcd48): VMThread [id=1396]

siginfo: ExceptionCode=0xc0000005, reading address 0x0000021a

Registers:
EAX=0x000001ea, EBX=0x003ad708, ECX=0x082b8dd0, EDX=0x000001ea
ESP=0x0b97f630, EBP=0x0b97f680, ESI=0x082b8dd0, EDI=0x082b8dd0
EIP=0x6d641e26, EFLAGS=0x00010202

Top of Stack: (sp=0x0b97f630)
0x0b97f630: 082b8dd0 6d72c311 000001ea 6d64bf03
0x0b97f640: 082b8dd0 0b97f690 0b97f690 01884b00
0x0b97f650: 6d694050 082b8eaf 6d6b0bb6 082b8eaf
0x0b97f660: 0186bc08 6d6b120e 003ad6d0 6d693cb5
0x0b97f670: 0b97f690 00000000 00000002 01884ab0
0x0b97f680: 0b97f69c 6d6b0b8f 0b97f690 00000000
0x0b97f690: 6d762b94 082b8eaf 00000000 082b8eaf
0x0b97f6a0: 6d6acfff 082b8eaf 0b97f7c0 00000000

Instructions: (pc=0x6d641e26)
0x6d641e16: e8 14 19 06 00 5f 5e c9 c3 8b 54 24 04 56 8b f1
0x6d641e26: 8b 42 30 85 c0 7f 25 7d 1b 83 c9 ff 2b c8 8b 46

Stack: [0x0b940000,0x0b980000), sp=0x0b97f630, free space=253k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [jvm.dll+0x1e26]
V [jvm.dll+0x70b8f]

VM_Operation (0x0006f3f4): generation collection for allocation, mode: safepoint, requested by thread 0x003aab28

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

Java Threads: ( => current thread )
0x0ba12f20 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=5592]
0x0ba0a998 JavaThread "CompilerThread0" daemon [_thread_blocked, id=4388]
0x018e1e40 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=5404]
0x018d54e8 JavaThread "JDWP Command Reader" daemon [_thread_blocked, id=5292]
0x018dd3f0 JavaThread "JDWP Event Helper Thread" daemon [_thread_blocked, id=5004]
0x018d52f0 JavaThread "JDWP Transport Listener: dt_socket" daemon [_thread_blocked, id=4308]
0x018c2318 JavaThread "Finalizer" daemon [_thread_blocked, id=6068]
0x018c0d48 JavaThread "Reference Handler" daemon [_thread_blocked, id=4528]
0x003aab28 JavaThread "main" [_thread_blocked, id=6128]

Other Threads:
=>0x018bcd48 VMThread [id=1396]
0x003ad600 WatcherThread [id=5716]

VM state:at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event])
[0x003aaac8/0x000000e0] Threads_lock - owner thread: 0x018bcd48
[0x01801628/0x0000011c] Heap_lock - owner thread: 0x003aab28

Heap
def new generation total 576K, used 29K [0x038f0000, 0x03990000, 0x03dd0000)
eden space 512K, 0% used [0x038f0000, 0x038f0000, 0x03970000)
from space 64K, 46% used [0x03970000, 0x039777a0, 0x03980000)
to space 64K, 0% used [0x03980000, 0x03980000, 0x03990000)
tenured generation total 6716K, used 6685K [0x03dd0000, 0x0445f000, 0x078f0000)
the space 6716K, 99% used [0x03dd0000, 0x04457780, 0x0416aa00, 0x0445f000)
compacting perm gen total 10752K, used 10612K [0x078f0000, 0x08370000, 0x0b8f0000)
the space 10752K, 98% used [0x078f0000, 0x0834d160, 0x0834ce00, 0x08370000)
No shared spaces configured.

Dynamic libraries:
0x00400000 - 0x0040c000 C:/Program Files/Java/jdk1.5.0/bin/javaw.exe
0x76fb0000 - 0x770ed000 C:/Windows/SYSTEM32/ntdll.dll
0x76630000 - 0x76704000 C:/Windows/system32/kernel32.dll
0x752f0000 - 0x7533a000 C:/Windows/system32/KERNELBASE.dll
0x76230000 - 0x762d0000 C:/Windows/system32/ADVAPI32.dll
0x76d30000 - 0x76ddc000 C:/Windows/system32/msvcrt.dll
0x76510000 - 0x76529000 C:/Windows/SYSTEM32/sechost.dll
0x76170000 - 0x76211000 C:/Windows/system32/RPCRT4.dll
0x769f0000 - 0x76ab9000 C:/Windows/system32/USER32.dll
0x769a0000 - 0x769ee000 C:/Windows/system32/GDI32.dll
0x76790000 - 0x7679a000 C:/Windows/system32/LPK.dll
0x76470000 - 0x7650d000 C:/Windows/system32/USP10.dll
0x76b20000 - 0x76b3f000 C:/Windows/system32/IMM32.DLL
0x77110000 - 0x771dc000 C:/Windows/system32/MSCTF.dll
0x6d640000 - 0x6d7c5000 C:/Program Files/Java/jdk1.5.0/jre/bin/client/jvm.dll
0x72fc0000 - 0x72ff2000 C:/Windows/system32/WINMM.dll
0x75030000 - 0x7507b000 C:/Windows/system32/apphelp.dll
0x6d280000 - 0x6d288000 C:/Program Files/Java/jdk1.5.0/jre/bin/hpi.dll
0x770f0000 - 0x770f5000 C:/Windows/system32/PSAPI.DLL
0x6d380000 - 0x6d3b5000 C:/Program Files/Java/jdk1.5.0/jre/bin/jdwp.dll
0x6d610000 - 0x6d61c000 C:/Program Files/Java/jdk1.5.0/jre/bin/verify.dll
0x6d300000 - 0x6d31d000 C:/Program Files/Java/jdk1.5.0/jre/bin/java.dll
0x6d630000 - 0x6d63f000 C:/Program Files/Java/jdk1.5.0/jre/bin/zip.dll
0x6d220000 - 0x6d227000 C:/Program Files/Java/jdk1.5.0/jre/bin/dt_socket.dll
0x75460000 - 0x75495000 C:/Windows/system32/WS2_32.dll
0x76220000 - 0x76226000 C:/Windows/system32/NSI.dll
0x74350000 - 0x74360000 C:/Windows/system32/NLAapi.dll
0x74b70000 - 0x74bac000 C:/Windows/System32/mswsock.dll
0x749f0000 - 0x74a34000 C:/Windows/system32/DNSAPI.dll
0x74340000 - 0x74348000 C:/Windows/System32/winrnr.dll
0x74330000 - 0x74340000 C:/Windows/system32/napinsp.dll
0x74310000 - 0x74322000 C:/Windows/system32/pnrpnsp.dll
0x743f0000 - 0x7440c000 C:/Windows/system32/IPHLPAPI.DLL
0x743e0000 - 0x743e7000 C:/Windows/system32/WINNSI.DLL
0x74290000 - 0x742c8000 C:/Windows/System32/fwpuclnt.dll
0x742d0000 - 0x742d6000 C:/Windows/system32/rasadhlp.dll
0x10000000 - 0x11088000 C:/Windows/system32/GameLink.dll
0x76710000 - 0x7678b000 C:/Windows/system32/comdlg32.dll
0x75400000 - 0x75457000 C:/Windows/system32/SHLWAPI.dll
0x74200000 - 0x74284000 C:/Windows/WinSxS/x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7600.16661_none_ebfb56996c72aefc/COMCTL32.dll
0x754d0000 - 0x76119000 C:/Windows/system32/SHELL32.dll
0x741a0000 - 0x741f1000 C:/Windows/system32/WINSPOOL.DRV
0x74180000 - 0x74185000 C:/Windows/System32/wshtcpip.dll
0x74c60000 - 0x74c76000 C:/Windows/system32/CRYPTSP.dll
0x74920000 - 0x7495b000 C:/Windows/system32/rsaenh.dll
0x74760000 - 0x74777000 C:/Windows/system32/USERENV.dll
0x75100000 - 0x7510b000 C:/Windows/system32/profapi.dll
0x75080000 - 0x7508c000 C:/Windows/system32/CRYPTBASE.dll
0x6d4c0000 - 0x6d4d3000 C:/Program Files/Java/jdk1.5.0/jre/bin/net.dll
0x74b60000 - 0x74b66000 C:/Windows/System32/wship6.dll

VM Arguments:
jvm_args: -agentlib:jdwp=transport=dt_socket,suspend=y,address=localhost:1753 -Dfile.encoding=UTF-8
java_command: nariis.kwdatachange.pms.datasync.SynTask

Environment Variables:
JAVA_HOME=C:/Program Files/Java/jdk1.6.0_06
CLASSPATH=.;C:/Program Files/Java/jdk1.6.0_06/lib/tools.jar;C:/Program Files/Java/jdk1.6.0_06/lib/dt.jar
PATH=C:/Program Files/Java/jdk1.5.0/jre/bin;C:/Program Files/Java/binary/com.sun.java.jdk.win32.x86_1.6.0.013/jre/bin/client;C:/Program Files/Java/binary/com.sun.java.jdk.win32.x86_1.6.0.013/jre/bin;C:/Program Files/Broadcom/Broadcom 802.11 Network Adapter/Driver;;C:/Program Files/PC Connectivity Solution/;D:/oracle/product/10.2.0/db_1/bin;.;C:/Program Files/Java/jdk1.6.0_06/bin;c:/Oracle/Ora81/bin;E:/oracle/product/10.2.0/client_2/bin;E:/oracle/product/10.2.0/client_1/bin;C:/Windows/system32;C:/Windows;C:/Windows/System32/Wbem;C:/Windows/System32/WindowsPowerShell/v1.0/;C:/Program Files/Common Files/Thunder Network/KanKan/Codecs;C:/Program Files/Microsoft SQL Server/90/Tools/binn/;C:/Program Files/SSH Communications Security/SSH Secure Shell
USERNAME=Sunny
OS=Windows_NT
PROCESSOR_IDENTIFIER=x86 Family 6 Model 23 Stepping 10, GenuineIntel

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

OS: Windows NT 6.1 Build 7600

CPU:total 2 family 6, cmov, cx8, fxsr, mmx, sse, sse2, ht

Memory: 4k page, physical 2097151k(1944436k free), swap 4194303k(4194303k free)

vm_info: Java HotSpot(TM) Client VM (1.5.0-b64) for windows-x86, built on Sep 15 2004 03:00:31 by "java_re" with MS VC++ 6.0

大神们，帮看看是什么原因造成的。