I'm compiling VirtualBox support into the latest kernel-5.4.80-gentoo-r1
[*] Virtualization --->
<*> Kernel-based Virtual Machine (KVM) support
<*> KVM for AMD processors support
And I get an error when compiling the kernel: make && make modules_install
DEPMOD 5.4.80-gentoo-r1
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_mmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_manager_func
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_device_release
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_kunmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_del_sub_from_lru
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_device_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_init_mm
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_dma_acc_size
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_tt_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_kmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_add_to_lru
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_validate
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_move_to_lru_tail
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_put
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_tt_fini
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_eviction_valuable
[*] Virtualization --->
<*> Kernel-based Virtual Machine (KVM) support
<*> KVM for AMD processors support
And I get an error when compiling the kernel: make && make modules_install
DEPMOD 5.4.80-gentoo-r1
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_mmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_manager_func
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_device_release
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_kunmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_del_sub_from_lru
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_device_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_init_mm
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_dma_acc_size
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_tt_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_kmap
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_add_to_lru
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_init
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_validate
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_move_to_lru_tail
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_put
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_tt_fini
depmod: WARNING: /lib/modules/5.4.80-gentoo-r1/misc/vboxvideo.ko needs unknown symbol ttm_bo_eviction_valuable