$ dmesg | grep vboxdrv: ; rpm -qa | grep ^kernel | grep M41.2
vboxdrv: Unknown symbol change_page_attr
kernel-modules-virtualbox-1.5.6-std-ll-1.5.6-alt2.132633.8.M41.2
kernel-modules-lirc-std-ll-1.0.0.8.3-alt2.cvs20080313.132633.8.M41.2
kernel-modules-alsa-std-ll-2.6.25-alt8.M41.2
kernel-modules-oss-std-ll-2.6.25-alt8.M41.2
kernel-image-std-ll-2.6.25-alt8.M41.2
kernel-modules-drm-std-ll-2.6.25-alt8.M41.2
kernel-modules-v4l-std-ll-2.6.25-alt8.M41.2
kernel-modules-kqemu-std-ll-1.3.0-alt0.1.pre11.132633.8.M41.2
kernel-modules-virtualbox-addition-1.5.6-std-ll-1.5.6-alt1.132633.8.M41.2