Ubuntu卸载Awesome WM后出现NVIDIA-GPU I2超时错误求助

Hey there, I totally get the panic of messing up your Ubuntu setup as a Linux newbie—been there, done that when I first started tinkering with window managers! Let’s break down how to fix this NVIDIA GPU timeout error step by step.

First off, that error usually pops up when there’s a glitch with your NVIDIA graphics driver configuration, which might have gotten messed up when you purged Awesome WM (sometimes package managers can accidentally yank related dependencies without you noticing). Here’s what you can do:

Step 1: Boot into Recovery Mode #

Since you’re stuck on the error screen, you’ll need to access your system through recovery mode first:

• Reboot your Alienware m18. When the GRUB menu shows up (you might need to hold Shift during boot if it doesn’t appear automatically), select Advanced options for Ubuntu.
• Pick the latest kernel version with recovery mode next to it.
• Once in the recovery menu, select root to open a root shell.
• First, make your filesystem writable (it’s read-only by default in recovery mode):

  mount -o rw,remount /
  

Step 2: Fix NVIDIA Driver Issues #

Now we’ll completely reset your NVIDIA drivers to fix the corrupted configuration:

1. Fully uninstall all NVIDIA-related packages:

   apt purge nvidia-*
   

2. Clean up leftover dependencies and configs:

   apt autoremove --purge
   

3. Update your package list:

   apt update
   

4. Reinstall the recommended NVIDIA driver:
   First, check which driver version Ubuntu recommends for your GPU:

   ubuntu-drivers devices
   

   Look for the line that says "recommended" next to a driver version (e.g., nvidia-driver-535), then install it:

   apt install nvidia-driver-535
   

5. Regenerate the initramfs (critical for boot-time driver loading):

   update-initramfs -u
   

Step 3: Reboot and Test #

Once all commands finish, reboot your system:

reboot

If everything goes right, your system should boot normally without that GPU timeout error.

If Recovery Mode Doesn’t Work #

If you can’t even get into recovery mode, grab your Ubuntu 22.10 installation USB, boot into "Try Ubuntu" mode, then:

• Mount your main system partition (you can use the Disks app to find it, usually /dev/nvme0n1p2 for modern laptops) to /mnt:

  mount /dev/nvme0n1p2 /mnt
  

• Mount critical system directories to chroot into your system:

  mount --bind /dev /mnt/dev
  mount --bind /proc /mnt/proc
  mount --bind /sys /mnt/sys
  

• Enter your system environment:

  chroot /mnt
  

• Then follow the same driver uninstall/reinstall steps from Step 2 above, then reboot.

Don’t worry—this is a common hiccup when tinkering with new window managers, and resetting the drivers almost always fixes it. You’ve got this!

备注：内容来源于stack exchange，提问作者kajchensbsjf