Did that. Still no improvement...
lsmod | grep vbox
vboxguest 49152 3
pacman -Qs virtualbox
local/linux 5.9.14.artix1-1
The Linux kernel and modules
local/virtualbox 6.1.16-4
Powerful x86 virtualization for enterprise as well as home use
local/virtualbox-ext-oracle 6.1.16-1
Oracle VM VirtualBox Extension Pack
local/virtualbox-guest-iso 6.1.16-1
The official VirtualBox Guest Additions ISO image
local/virtualbox-guest-modules-artix 6.1.4-8
Virtualbox guest kernel modules for Artix Kernel
local/virtualbox-guest-utils 6.1.16-4
VirtualBox Guest userspace utilities
local/virtualbox-host-dkms 6.1.16-4
VirtualBox Host kernel modules sources
pacman -Qm
virtualbox-ext-oracle 6.1.16-1
uname -r
5.9.14-artix1-1
pwd; ls *
/usr/lib/modules
5.5.10-artix1-1:
extramodules
5.9.14-artix1-1:
build modules.builtin.alias.bin modules.devname pkgbase
kernel modules.builtin.bin modules.order vmlinuz
modules.alias modules.builtin.modinfo modules.softdep
modules.alias.bin modules.dep modules.symbols
modules.builtin modules.dep.bin modules.symbols.bin
pwd; ls
/usr/lib/modules/5.5.10-artix1-1/extramodules
vboxsf.ko.xz