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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Touchpad cursor jumps (libinput 1.6.3) Dell Inspiron 13 7347"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=101673">101673</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Touchpad cursor jumps (libinput 1.6.3) Dell Inspiron 13 7347
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Wayland
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>libinput
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>wayland-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>schroedingers_cat@ymail.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=132399" name="attach_132399" title="evemu-record">attachment 132399</a> <a href="attachment.cgi?id=132399&action=edit" title="evemu-record">[details]</a></span>
evemu-record

In Debian 9, the cursor jumps when the touchpad is touched. Also, in syslog:
/usr/lib/gdm3/gdm-x-session[1073]: (EE) kernel bug: Touch jump detected and
discarded.

- modalias:
dmi:bvnDellInc.:bvrA00:bd06/30/2014:svnDellInc.:pnInspiron7347:pvr00h:rvnDellInc.:rn0N9T2G:rvrA00:cvnDellInc.:ct8:cvrA00:

- and udevadm info
P:
/devices/pci0000:00/INT33C3:00/i2c-0/i2c-DLL0674:00/0018:06CB:75DB.0001/input/input9/event7
N: input/event7
S: input/by-path/platform-INT33C3:00-event-mouse
E: DEVLINKS=/dev/input/by-path/platform-INT33C3:00-event-mouse
E: DEVNAME=/dev/input/event7
E:
DEVPATH=/devices/pci0000:00/INT33C3:00/i2c-0/i2c-DLL0674:00/0018:06CB:75DB.0001/input/input9/event7
E: ID_INPUT=1
E: ID_INPUT_HEIGHT_MM=62
E: ID_INPUT_TOUCHPAD=1
E: ID_INPUT_WIDTH_MM=102
E: ID_PATH=platform-INT33C3:00
E: ID_PATH_TAG=platform-INT33C3_00
E: ID_SERIAL=noserial
E: LIBINPUT_DEVICE_GROUP=18/6cb/75db/100:i2c-DLL0674:00
E: LIBINPUT_MODEL_TOUCHPAD_VISIBLE_MARKER=1
E: MAJOR=13
E: MINOR=71
E: SUBSYSTEM=input
E: USEC_INITIALIZED=3874955</pre>
        </div>
      </p>


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