|1- What OS? you list Linux but this sounds like a Windows start up repair? What version?|
2- Hold down power button until shut off. wait a half minute and start again.
3- Please lay out the original problem and why you are doing a start up repair.
4- Did you first try to confirm that there was no hardware problem before trying start up repair?
5- The more information including all recent history, the better for us to help you.
You have to be a little bit crazy to keep you from going insane.