On Wed, 26 May 2021 at 16:13, René Harder Olsen <rehol4@gmail.com> wrote:
The new kernel begin with version 5.12.5 and 5.12.6 refuses to continue after
login request.

Can you login on the text console?   5.12.6 "works for me" on an elderly desktop
with an old nVidia graphics card running under nouveau.   
 

--
George N. White III