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      <base href="https://bugs.freedesktop.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 - [osmesa] Crash on postprocessing if z buffer is NULL"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=88962">88962</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[osmesa] Crash on postprocessing if z buffer is NULL
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>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>Other
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>pjm0616@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>It seems that z buffer is not optional to pp_run looking at other codes
but it is not checked in osmesa_st_framebuffer_flush_front().

It crashes if zsbuf is NULL with pp_jimenezmlaa. With pp_nored it doesn't
crash,
but if pipe_sampler_view.reference is not the first member in
struct pipe_sampler_view, it would crash in pipe_sampler_view_reference at
<span class="quote">>   if (pipe_reference_described(&(*ptr)->reference, &view->reference,
>                                (debug_reference_descriptor)debug_describe_sampler_view))</span ></pre>
        </div>
      </p>
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