I am also affected by this bug. It seems that any window with the system scroll bars is affected. Other windows (e.g. Chrome, Adobe Reader, OpenOffice) are not affected.
Hardware: Lenovo IdeaPad Y550, synaptics touchpad
I am also affected by this bug. It seems that any window with the system scroll bars is affected. Other windows (e.g. Chrome, Adobe Reader, OpenOffice) are not affected.
Hardware: Lenovo IdeaPad Y550, synaptics touchpad