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      <base href="https://bugs.webkit.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 - [GTK] ASSERTION FAILED: Attempt to access post layout data before receiving it when typing backspace"
   href="https://bugs.webkit.org/show_bug.cgi?id=147196">147196</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[GTK] ASSERTION FAILED: Attempt to access post layout data before receiving it when typing backspace
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>528+ (Nightly build)
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </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>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>WebKit Gtk
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned&#64;lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mcatanzaro&#64;igalia.com
          </td>
        </tr></table>
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        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=257282" name="attach_257282" title="backtrace">attachment 257282</a> <a href="attachment.cgi?id=257282&amp;action=edit" title="backtrace">[details]</a></span>
backtrace

With my debug build of r187165, the UI process crashes whenever I type backspace in a text entry (like the one on this Bugzilla page).

ASSERTION FAILED: Attempt to access post layout data before receiving it
!isMissingPostLayoutData
../../Source/WebKit2/Shared/EditorState.h(108) : const WebKit::EditorState::PostLayoutData &amp;WebKit::EditorState::postLayoutData() const</pre>
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