WARNING: The character device /dev/vboxdrv does not exist. Please install the virtualbox-dkms package and the appropriate headers, most likely linux-headers-generic. You will not be able to start VMs until this problem is fixed.
安装好virualbox后一定要重启，并在重启时选择蓝色窗口的引导，选择第二项，输入安装virtualbox时输入的密码，点击reboot，ubuntu重启后即可正常打开genymotion，virtualbox也可以正常启动
