Thanks for reporting this issue and your help with troubleshooting. We appreciate your patience and willingness to work with us. Here's our official document and workaround for this issue:
http://helpx.adobe.com/photoshop/kb/p... Menus, shortcuts, Lasso tool, and/or Photoshop stop working when using a Wacom tablet | Mac OS When you use Photoshop with a Wacom tablet, one or more of the following may occur: • menus, panels, or dialog boxes turn white and become unresponsive • keyb...