[Wayland-bugs] [Bug 94392] Libinput 1.2 wheel scroll issue in all Qt5 apps on X11

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94392

            Bug ID: 94392
           Summary: Libinput 1.2 wheel scroll issue in all Qt5 apps on X11
           Product: Wayland
           Version: 1.2.x
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: libinput
          Assignee: wayland-bugs at lists.freedesktop.org
          Reporter: bvbfan at abv.bg

[toni at toni-sony ~]$ libinput-list-devices --version
1.2.1

[toni at toni-sony ~]$ xinput list-props 14
Device 'SINO WEALTH USB Composite Device':
        Device Enabled (140):   1
        Coordinate Transformation Matrix (142): 1.000000, 0.000000, 0.000000,
0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
        Device Product ID (260):        1539, 2
        Device Node (261):      "/dev/input/event1"

[toni at toni-sony ~]$ sudo libinput-debug-events 
Парола: 
event6  DEVICE_ADDED     Power Button                      seat0 default group1
cap:k
event7  DEVICE_ADDED     Video Bus                         seat0 default group2
cap:k
event8  DEVICE_ADDED     Video Bus                         seat0 default group2
cap:k
event9  DEVICE_ADDED     Sony Vaio Keys                    seat0 default group3
cap:k
event10 DEVICE_ADDED     Sony Vaio Jogdial                 seat0 default group4
cap:kp scroll-nat
event3  DEVICE_ADDED     Power Button                      seat0 default group5
cap:k
event5  DEVICE_ADDED     Sleep Button                      seat0 default group6
cap:k
event1  DEVICE_ADDED     SINO WEALTH USB Composite Device  seat0 default group7
cap:k
event2  DEVICE_ADDED     SINO WEALTH USB Composite Device  seat0 default group7
cap:kp left scroll-nat scroll-button
event17 DEVICE_ADDED     Sony Visual Communication Camer   seat0 default group8
cap:k
event0  DEVICE_ADDED     AT Translated Set 2 keyboard      seat0 default group9
cap:k
event12 DEVICE_ADDED     SynPS/2 Synaptics TouchPad        seat0 default
group10 cap:p    size 57.17/25.32mm tap(dl off) left scroll-nat scroll-2fg-edge
dwt-on
event2  POINTER_MOTION    +0.78s          1.33/ -1.66
event2  POINTER_AXIS      +4.82s        vert -15.00* horiz 0.00
event2  POINTER_AXIS      +4.86s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +5.13s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +5.17s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +5.18s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +5.22s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +5.25s        vert -15.00* horiz 0.00
event2  POINTER_AXIS      +6.30s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +6.37s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +6.42s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +6.46s        vert 15.00* horiz 0.00
event2  POINTER_AXIS      +6.48s        vert 15.00* horiz 0.00

^ Wheel scroll on one direction cause *sometimes* in opposite one causing
unsuble desktop. This issue was introdused somewhere in 1.1 series, but was
*rare* now in 1.2 it can't use wheel scroll.

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