[Wayland-bugs] [Bug 104469] kernel: Touchpad cursor jumps (libinput 1.9.4) ASUS F3S

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104469

            Bug ID: 104469
           Summary: kernel: Touchpad cursor jumps (libinput 1.9.4) ASUS
                    F3S
           Product: Wayland
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: libinput
          Assignee: wayland-bugs at lists.freedesktop.org
          Reporter: abc at gmx.ch

Created attachment 136514
  --> https://bugs.freedesktop.org/attachment.cgi?id=136514&action=edit
evemu recording

In Arch Linux (libinput 1.9.4) I get continuosly this error when I use
touchpad:

sty 03 06:38:24 asus org.gnome.Shell.desktop[621]: libinput error: event6  -
libinput error: SynPS/2 Synaptics TouchPad: libinput error: kernel bug: Touch
jump detected and discarded.
sty 03 06:38:24 asus org.gnome.Shell.desktop[621]: See
https://wayland.freedesktop.org/libinput/doc/1.9.4/touchpad_jumping_cursor.html
for details

Here are the requested informations:

$ xinput list-props "Virtual core pointer"
Device 'Virtual core pointer':
        Device Enabled (119):   1
        Coordinate Transformation Matrix (121): 1.000000, 0.000000, 0.000000,
0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000

$ udevadm info /sys/class/input/event6
P: /devices/platform/i8042/serio4/input/input13/event6
N: input/event6
S: input/by-path/platform-i8042-serio-4-event-mouse
E: DEVLINKS=/dev/input/by-path/platform-i8042-serio-4-event-mouse
E: DEVNAME=/dev/input/event6
E: DEVPATH=/devices/platform/i8042/serio4/input/input13/event6
E: ID_BUS=i8042
E: ID_INPUT=1
E: ID_INPUT_HEIGHT_MM=32
E: ID_INPUT_TOUCHPAD=1
E: ID_INPUT_TOUCHPAD_INTEGRATION=internal
E: ID_INPUT_WIDTH_MM=49
E: ID_PATH=platform-i8042-serio-4
E: ID_PATH_TAG=platform-i8042-serio-4
E: ID_SERIAL=noserial
E: LIBINPUT_DEVICE_GROUP=11/2/7:isa0060/serio4
E: LIBINPUT_MODEL_SYNAPTICS_SERIAL_TOUCHPAD=1
E: MAJOR=13
E: MINOR=70
E: SUBSYSTEM=input
E: USEC_INITIALIZED=12623460

Laptop model: ASUS F3S

# cat /sys/class/dmi/id/modalias
dmi:bvnAmericanMegatrendsInc.:bvr306:bd07/24/2008:svnASUSTeKComputerInc.:pnF3Sg:pvr1.0:rvnASUSTeKComputerInc.:rnF3Sg:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0:

Physical dimension of the touchpad: 78mm x 45mm

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