windbg 问题：虚拟机的xp sp3死了一样，无显示

windbg 输出信息：


Microsoft (R) Windows Debugger  Version 6.6.0007.5
Copyright (c) Microsoft Corporation. All rights reserved.

Opened \\.\pipe\com_1
Waiting to reconnect...
Unable to read head of debugger data list
Connected to Windows XP 2600 x86 compatible target, ptr64 FALSE
Kernel Debugger connection established.
Symbol search path is: E:\Drv\SendRawPacket\Driver\src\objchk_wxp_x86\i386;F:\Symbols
Executable search path is: E:\Drv\SendRawPacket\Driver\src\objchk_wxp_x86\i386
Unable to read KTHREAD address 8055aa04
Unable to read PsLoadedModuleList
KdDebuggerDataBlock not available!