The FsUsbExDisk.SYS stuff is associated with DRM - so this'll be a driver that's provided by some copyrighted content that you've put on your system. Probably not an HP driver. But, I'd look to see what's installed on your system and remove it if possible.
Try these for the webcam: ASUSTeK Computer Inc.-Support- download_item_mkt
Go to the Camera section and download the 2nd one (Suyin Camera Driver for Win7 32 bit)