The water fill valves on washing machines are electrically controlled by devices called solenoids, and yours has clearly failed. See where the cold water pipe fixes onto the back of the machine? Thats the solenoid valve - an easy home fix so long as you can get the part!
John
May 2009
I can answer this question...
Hotpoint Aquarius 1000 WM62 keeps filling up with water?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix washing machines.