PS: Pardon, I missed $ cat /var/log/vbox-install.log Makefile:190: *** Error: unable to find the include directory for your current Linux kernel. Specify KERN_INCL=<directory> and run Make again. Stop. cp: cannot stat '/tmp/vboxdrv-Module.symvers': No such file or directory Makefile:112: *** Error: unable to find the include directory for your current Linux kernel. Specify KERN_INCL=<directory> and run Make again. Stop. cp: cannot stat '/tmp/vboxdrv-Module.symvers': No such file or directory Makefile:108: *** Error: unable to find the include directory for your current Linux kernel. Specify KERN_INCL=<directory> and run Make again. Stop. cp: cannot stat '/tmp/vboxdrv-Module.symvers': No such file or directory Makefile:112: *** Error: unable to find the include directory for your current Linux kernel. Specify KERN_INCL=<directory> and run Make again. Stop. Google found hits regarding to "arch unable to find the include directory for your current Linux kernel", but those seem to be not related to Arch Linux. I'll read it ASAP.