Solution

We need to add a parameter to the GRUB_CMDLINE_LINUX_DEFAULT in the grub configuration.

Follow this simple steps to fix this issue:

Step 1: Open grub config

Open with a text edito the file /etc/default/grub:

vim /etc/default/grub

Search for the option GRUB_CMDLINE_LINUX_DEFAULT and add the following

GRUB_CMDLINE_LINUX_DEFAULT="quiet iommu=soft"

Note: Leave all other configurations and add the iommu=soft parameter.

Step 3: Update grub and reboot

Now we are ready to update grub:

sudo update-grub

Now you can reboot the linux machine