Fedora 15 и VirtualBox

Установил и при выполнении vboxdrv setup пишет:


[soz@localhost ~]$ 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 DKMSError! echo
Your kernel headers for kernel 2.6.38.6-27.fc15.i686.PAE cannot be found at
/lib/modules/2.6.38.6-27.fc15.i686.PAE/build or /lib/modules/2.6.38.6-27.fc15.i686.PAE/source.
[СБОЙ ]
(Failed, trying without DKMS)
Recompiling VirtualBox kernel modules [СБОЙ ]
(Look at /var/log/vbox-install.log to find out what went wrong)
[soz@localhost ~]$

log файл:

Uninstalling modules from DKMS
removing old DKMS module vboxhost version 4.0.8

------------------------------
Deleting module version: 4.0.8
completely from the DKMS tree.
------------------------------
Done.
Attempting to install using DKMS

Creating symlink /var/lib/dkms/vboxhost/4.0.8/source ->
/usr/src/vboxhost-4.0.8

DKMS: add Completed.
Failed to install using DKMS, attempting to install without
Makefile:169: *** Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again. Останов.


???????