Trackpoint не генерирует события (нажатие кнопок мыши) в иксах

vmax@thinkpad:~$ sudo evtest 
No device specified, trying to scan all of /dev/input/event*
Available devices:
/dev/input/event0:      Lid Switch
/dev/input/event1:      Sleep Button
/dev/input/event2:      Power Button
/dev/input/event3:      AT Translated Set 2 keyboard
/dev/input/event4:      SynPS/2 Synaptics TouchPad
/dev/input/event5:      Video Bus
/dev/input/event6:      TPPS/2 IBM TrackPoint
/dev/input/event7:      ThinkPad Extra Buttons
/dev/input/event8:      HDA Intel PCH Mic
/dev/input/event9:      HDA Intel PCH Headphone
/dev/input/event10:     HDA Intel PCH HDMI/DP,pcm=3
/dev/input/event11:     HDA Intel PCH HDMI/DP,pcm=7
/dev/input/event12:     HDA Intel PCH HDMI/DP,pcm=8
/dev/input/event13:     Integrated Camera
Select the device event number [0-13]: 6
Input driver version is 1.0.1
Input device ID: bus 0x11 vendor 0x2 product 0xa version 0x0
Input device name: "TPPS/2 IBM TrackPoint"
Supported events:
  Event type 0 (EV_SYN)
  Event type 1 (EV_KEY)
    Event code 272 (BTN_LEFT)
    Event code 273 (BTN_RIGHT)
    Event code 274 (BTN_MIDDLE)
  Event type 2 (EV_REL)
    Event code 0 (REL_X)
    Event code 1 (REL_Y)
Properties:
  Property type 0 (INPUT_PROP_POINTER)
  Property type 5 (INPUT_PROP_POINTING_STICK)
Testing ... (interrupt to exit)
Event: time 1478678959.540835, type 1 (EV_KEY), code 272 (BTN_LEFT), value 1
Event: time 1478678959.540835, -------------- SYN_REPORT ------------
Event: time 1478678959.730718, type 1 (EV_KEY), code 272 (BTN_LEFT), value 0
Event: time 1478678959.730718, -------------- SYN_REPORT ------------
Event: time 1478678960.595017, type 1 (EV_KEY), code 274 (BTN_MIDDLE), value 1
Event: time 1478678960.595017, -------------- SYN_REPORT ------------
Event: time 1478678960.754131, type 1 (EV_KEY), code 274 (BTN_MIDDLE), value 0
Event: time 1478678960.754131, -------------- SYN_REPORT ------------
Event: time 1478678961.053189, type 1 (EV_KEY), code 273 (BTN_RIGHT), value 1
Event: time 1478678961.053189, -------------- SYN_REPORT ------------
Event: time 1478678961.193297, type 1 (EV_KEY), code 273 (BTN_RIGHT), value 0
Event: time 1478678961.193297, -------------- SYN_REPORT ------------