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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 - VA-API nouveau SIGSEGV and asserts"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=111213">111213</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>VA-API nouveau SIGSEGV and asserts
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>19.0
          </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>Drivers/DRI/nouveau
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>nouveau@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>liewkj@yahoo.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>nouveau@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Tested hardware: Geforce 9300 mGPU (NVAC), GT730-GK208B (NV106)
VA-API apps: gstreamer-vaapi, Chromium-vaapi-bin(AUR)
OS: ArchLinux x86_64 kernel 5.2.2-arch1-1-ARCH
GUI: GNOME/Wayland using nouveau

- vainfo & vdpauinfo SIGSEV due to NULL pointer
ArchLinux discussion thread
<a href="https://bbs.archlinux.org/viewtopic.php?id=247466">https://bbs.archlinux.org/viewtopic.php?id=247466</a>

- h264 video decode failed with assertion and tendency to crash GNOME/GUI
Test h264 clip:
$ youtube-dl -f mp4 <a href="https://www.youtube.com/watch?v=azvR__GRQic">https://www.youtube.com/watch?v=azvR__GRQic</a>
Gstreamer command line
$ gst-launch-1.0 playbin uri=file:///path/to/MP4
or
$ gst-launch-1.0 filesrc location=/path/to/MP4 ! qtdemux ! vaapidecodebin !
vaapisink

Use enhanced-h264ify plugin on Chromium to playback the same h264 video clip
from YouTube.com
Geforce 9300 mGPU - video played as garbage, browser may crash
GT730 - fallback to FFmpegVideoDecoder after asserts
ve4_set_surface_info:969 - unsupported surface format, try
is_format_supported() !
romium/chromium --type=gpu-process
--field-trial-handle=7734813049068668419,17986421265460211344,131072
--disable-breakpad
--gpu-preferences=KAAAAAAAAAAgAACgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA
--service-request-channel-token=7551475798706255496:
../mesa-19.1.3/src/gallium/drivers/nouveau/nvc0/nve4_compute.c:396:
nve4_compute_validate_constbufs: Assertion `i > 0' failed.</pre>
        </div>
      </p>


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