Failed to enter OS w kernel '4.10.0-32-generic'when CPU enabled 1&2 c

ubuntu16.04.3+4.10.0-32-generic , enable 1or 2cores in setup, can’t boot into the os.
Pls refer to the picture.

I’ve moved this to the category because this site isn’t designed to take tech support questions. Sorry. I’d recommend using one of the official support channels listed on the page.