If you want to use Hashcat to crack passwords, then you need to install the necessary drivers. Along with nomodeset kernel parameter, for Intel graphics card you need to add i915.modeset=0 and for Nvidia graphics card you need to add nouveau.modeset=0. Highlight the Ubuntu entry in the GRUB boot menu and press the E key. blacklist nouveau options nouveau modeset=0 Edit /etc/default/grub and append nomodeset after quiet splash: Run update-grub. To disable nouveau drivers, you must add nouveau.modeset=0 as a kernel parameter to your boot configuration. On the login screen press Ctrl+Alt+F1. For example, if you have an nVidia graphics card, then the installation of the drivers and the program is performed as follows: sudo pacman -S nvidia nvidia-utils sudo pacman -S opencl-nvidia opencl-headers cuda hashcat Also, you will again have to repeat the “nouveau.modeset=0” in grub every time you boot. Reboot. Step 6: Now, Go to the software update application and search for driver updates. If noveau refuses to unload, then probably you've to add this, nouveau.modeset=0 boot time kernel parameter to the /etc/default/grub file and update the grub. Add nouveau.modeset=0 (you should use this instead of instead of nouveau.nomodeset=0) to the end of the linux line - press F10 to boot. Finally reboot the laptop and repeat the above process. I just went to the latest stable kernel (5.8). For Nvidia Optimus dual-graphics system, you need to add all the three kernel parameters (i.e. You want to add nouveau.modeset=0 as a kernel parameter. ... As far as I know, kernel 5.4 which is the default in Ubuntu 20.04 won't work well, so you need at least 5.6. This will bring up the GRUB menu: [grub-bootloader] Press the “e” key. The objective is to disable the default Nouveau kernel driver on Ubuntu 18.04 Bionic Beaver Linux Operating System and Software Versions Operating System: - Ubuntu 18.04 Bionic Beaver The xxx.modeset=0 disables kernel mode setting for the hardware. To do so, reboot your computer repeatedly while tapping ESC. In grub interface (select the interface for startup), press e, andquiet splashAdd in the backnouveau.modeset=0, press F10 to save the reboot […] Works well, especially if you have trouble with “nomodeset.” radeon.modeset=0 – Radeon.modeset is a boot parameter for those attempting to load up the Ubuntu live disk with an AMD graphics card. "nomodeset i915.modeset=0 nouveau.modeset=0"). 安装nvidia驱动的时候老是说nouveau有问题，安装不上。Ubuntu 17.102017.11.24 21:00问题已解决，显卡驱… This will open a boot configuration editor. 1、 Ubuntu 16.04 (desktop) Landing interface crashes It may be that Ubuntu’s own open-source video card driver Nouveau is not compatible with your hardware, so you need to disable NOUVEA before entering the system. nouveau.modeset=0 – Noveau.modeset is a boot parameter for those using an Nvidia graphics card. In other words, this option tells Linux not to try activating and using the incompatible hardware, which is likely the source of your problems. Just that you don’t need to reinstall the OS, just start it with the ‘nouveau.modeset=0’ grub configuration.) As I want to dual boot Chrome OS with Ubuntu 20.04 from my laptop but it seems nouveau.modeset=0
Install kernel 5.9-rc.8 or higher from mainline builds.