Comment 21 for bug 1875254

thidau,

Here is the test kernel which should fix this issue, could you give it a try?
   https://people.canonical.com/~acelan/bugs/lp1875254/

BTW, the kernel version is the same as yours, so you have to remove the installed image before installing the test kernel.
   sudo dpkg -r --force-all linux-image-5.4.0-26-generic