vbox5.0.20 总是报错：

GitShell 下 vagrant up ：

There was an error while executing `VBoxManage`, a CLI used by Vagrant
for controlling VirtualBox. The command and stderr is shown below.

Command: ["startvm", "b9346a9e-48d3-45d4-a388-7c3cbc5c9967", "--type", "headless"]

Stderr: VBoxManage.exe: error: The virtual machine 'vagrant_default_1464794244338_59524' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005).  More details may be available in 'C:\Users\Administrator\VirtualBox VMs\vagrant_default_1464794244338_59524\Logs\VBoxHardening.log'
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine

vbox GUI boot:

http://i.imgur.com/qsiKqjx.png

难道是 win10 的锅， vbox 的锅，求解决办法