VBox Error Kernel driver not installed (rc=-1908)

при запуске
$ sudo /etc/init.d/vboxdrv setup
в файле /var/log/vbox-install.log
Makefile:181: *** Error: unable to find the sources of your current
Linux kernel. Specify KERN_DIR=<directory> and run Make again.
Останов.

решение
$ sudo apt-get install dkms

результат
$ sudo /etc/init.d/vboxdrv setup
* Stopping VirtualBox kernel modules
[ OK ]
* Uninstalling old VirtualBox DKMS kernel modules
[ OK ]
* Trying to register the VirtualBox kernel modules using DKMS
[ OK ]
* Starting VirtualBox kernel modules
[ OK ]