r8169_disable_msi

$ sudo gedit
//paste code into opened Gedit
//saved as /etc/initramfs-tools/scripts/init-top/r8169_disable_msi and close gedit

$ cd /etc/initramfs-tools/scripts/init-top/
//change active directory

$ sudo chmod a+x r8169_disable_msi
//removes execution mode for all users for r8169_disable_msi

$ sudo gedit /etc/default/grub
//Find line starting GRUB_CMDLINE_LINUX_DEFAULT and append "r8169_disable_msi" there
//For example:
//GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" ---> GRUB_CMDLINE_LINUX_DEFAULT="quiet splash r8169_disable_msi"
//Save and close Gedit

$ sudo update-initramfs -c -k $(uname -r)
//creates new initramfs for actual kernel version

$ sudo update-grub

$reboot
//restarts computer