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      <base href="https://bugzilla.gnome.org/" />
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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 - SIGSEGV dragging window on Wayland when toplevel window set_transient_for is set to another toplevel"
   href="https://bugzilla.gnome.org/show_bug.cgi?id=781945">781945</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>SIGSEGV dragging window on Wayland when toplevel window set_transient_for is set to another toplevel
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Platform
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>gtk+
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>3.22.x
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux
          </td>
        </tr>

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

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

        <tr>
          <th>Priority</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Backend: Wayland
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>gtk-bugs@gtk.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>dustin@virtualroadside.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>gtk-bugs@gtk.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>rob@robster.org.uk, wayland-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>GNOME version</th>
          <td>---
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Seems to be triggered when the following is true:
* Toplevel window has set_transient_for(another toplevel window)
* Window GdkTypeHint is set to "utility"
* Dragging the incorrectly configured window

Simple pygobject testcase to trigger this:
<a href="https://gist.github.com/virtuald/87e64c0610ae0204a2969efc48e7ebb4">https://gist.github.com/virtuald/87e64c0610ae0204a2969efc48e7ebb4</a>

Platform is Fedora 25, GTK+ 3.22.12</pre>
        </div>
      </p>
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