Comment 32 for bug 1303086

Bug appears for me on Ubuntu 16.04 using a speedlink mouse.
The problem is not present when using a logicetch mouse.

 xinput --list --short
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ ETPS/2 Elantech Touchpad id=17 [slave pointer (2)]
⎜ ↳ SunplusIT SmartMouse id=12 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
    ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
    ↳ Power Button id=6 [slave keyboard (3)]
    ↳ Video Bus id=7 [slave keyboard (3)]
    ↳ Video Bus id=8 [slave keyboard (3)]
    ↳ Power Button id=9 [slave keyboard (3)]
    ↳ Sleep Button id=10 [slave keyboard (3)]
    ↳ Intel(R) RealSense(TM) 3D Camer id=13 [slave keyboard (3)]
    ↳ Intel(R) RealSense(TM) 3D Camer id=14 [slave keyboard (3)]
    ↳ Ideapad extra buttons id=15 [slave keyboard (3)]
    ↳ AT Translated Set 2 keyboard id=16 [slave keyboard (3)]
    ↳ SunplusIT SmartMouse id=11 [slave keyboard (3)]