Run the below command to verify if Nouveau is loaded:
lsmod | grep nouveau
Output:
nouveau 1949696 0
mxm_wmi 16384 1 nouveau
video 49152 1 nouveau
i2c_algo_bit 16384 2 mgag200,nouveau
ttm 106496 2 drm_vram_helper,nouveau
drm_kms_helper 184320 4 mgag200,nouveau
drm 491520 6 drm_kms_helper,drm_vram_helper,mgag200,ttm,nouveau
wmi 32768 5 wmi_bmof,dell_smbios,dell_wmi_descriptor,mxm_wmi,nouveau
If you see the above output, follow the below steps to disable Nouveau:
cat <<EOF | sudo tee /etc/modprobe.d/blacklist-nouveau.conf
blacklist nouveau
options nouveau modeset=0
EOF
Regenerate the kernel initramfs:
sudo update-initramfs -u
And reboot your system:
sudo reboot
Run the below command to verify if Nouveau is loaded:
sudo nano /etc/default/grub
Output:
GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="crashkernel=auto resume=/dev/mapper/rhel-swap rd.lvm.lv=rhel/root rd.lvm.lv=rhel/swap rhgb quiet modprobe.blacklist=nouveau"
GRUB_DISABLE_RECOVERY="true"
GRUB_ENABLE_BLSCFG=true
If you see the above output, follow the below steps to disable Nouveau:
echo "blacklist nouveau" > /etc/modprobe.d/denylist.conf
echo "options nouveau modeset=0" >> /etc/modprobe.d/denylist.conf
Regenerate the grub config file and add a boot menu entry for EFI firmware configuration.
sudo dracut --force
grub2-mkconfig -o /boot/efi/EFI/redhat/grub.cfg
Reboot your system:
sudo systemctl reboot
After the reboot has completed, check to ensure that the nouveau driver has been disabled:
lsmod | grep nouveau