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      Hi All, the patches fix the issue !!<br>
      Thank you very much.<br>
      <br>
      Gianluca Medini<br>
      <br>
      <br>
      Il 27/09/2018 09:02, René Reimann ha scritto:<br>
    </div>
    <blockquote type="cite"
      cite="mid:c7e6e7be-eba7-38e0-7ed6-293ae9fd6009@ialb.uni-bremen.de">
      Hello,<br>
      <br>
      we found out that the problem was in the e1000e driver, which
      caused the System to freeze under RTAI.<br>
      <span id="result_box" class="short_text" lang="en"><span class="">My
          colleague will later provide the code that solved the problem.<br>
          <br>
        </span></span>Best Regards<br>
      <span class="hiddenspellerror">René</span> <span
        class="hiddenspellerror">Reimann<br>
        <br>
        <br>
      </span><span id="result_box" class="short_text" lang="en"><span
          class=""></span></span>
      <div class="moz-cite-prefix">On 26.09.2018 09:55, René Reimann
        wrote:<br>
      </div>
      <blockquote type="cite"
        cite="mid:76d04c9f-74cb-2dbf-25ec-f26056b353a9@ialb.uni-bremen.de">
        We tried to use only the e1000e driver for kernel 4.9.80 and no
        other patches. Additionaly we tried the e1000e driver <br>
        for kernel 3.18.22 with rtai 5.0. The problem remains the same
        in both cases.<br>
        <br>
        There is no output to the syslog when the system freezes.<br>
        <br>
        <div class="moz-cite-prefix">On 26.09.2018 02:46, Gavin Lambert
          wrote:<br>
        </div>
        <blockquote type="cite"
cite="mid:AM4PR0302MB28209AE5E29D881832BDD091E8150@AM4PR0302MB2820.eurprd03.prod.outlook.com">
          <meta name="Generator" content="Microsoft Word 15 (filtered
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          <title>Email Signature</title>
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            <p class="MsoNormal"><span>One of the first things you
                should try is to triage the patches by rolling them back
                and then adding them one at a time and testing until you
                find which patch appears to introduce the problem (or
                whether it exists in the baseline without any patches). 
                In most cases you can then try skipping that patch and
                applying subsequent ones until you find more problematic
                patches or you successfully apply the remainder.</span></p>
            <p class="MsoNormal"><span> </span></p>
            <p class="MsoNormal"><span>Please share your findings so
                that we know where to look for the culprit.</span></p>
            <p class="MsoNormal"><span> </span></p>
            <p class="MsoNormal"><span>(Also, if it manages to write
                some information to the syslog before freezing then that
                could be helpful.)</span></p>
            <p class="MsoNormal"><span> </span></p>
            <p class="MsoNormal"><span>FWIW, I’ve been using PREEMPT_RT
                kernel 4.9.51 with e1000e for a long while without
                issues.</span></p>
            <p class="MsoNormal"><span> </span></p>
            <div>
              <div>
                <div>
                  <p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span
                      lang="EN-US"> René Reimann<br>
                      <b>Sent:</b> Tuesday, 25 September 2018 19:28<br>
                      <b>To:</b> Gianluca Medini <a
                        class="moz-txt-link-rfc2396E"
                        href="mailto:gianluca.medini@gmail.com"
                        moz-do-not-send="true"><gianluca.medini@gmail.com></a>;
                      <a class="moz-txt-link-abbreviated"
                        href="mailto:etherlab-users@etherlab.org"
                        moz-do-not-send="true">etherlab-users@etherlab.org</a><br>
                      <b>Subject:</b> Re: [etherlab-users] e1000e driver
                      freeze on kernel 4.9.80 rtai 5.1</span></p>
                </div>
              </div>
              <p class="MsoNormal"> </p>
              <p class="MsoNormal">Hello,<br>
                <br>
                we are <span class="hiddenspellerror">experiencing</span>
                the same problem with <span class="hiddenspellerror">
                  rtai</span> 5.1 kernel 4.9.80 and <span
                  class="hiddenspellerror">rtai</span> 5.0 kernel.<br>
                The system freezes randomly after several minutes with
                the e1000e and the <span class="hiddenspellerror">
                  unofficial</span> patches.<br>
                Does somebody have an <span class="hiddenspellerror">idea</span>
                how to <span class="hiddenspellerror"> fix</span> this?<br>
                <br>
                Best Regards<br>
                <span class="hiddenspellerror">René</span> <span
                  class="hiddenspellerror">Reimann</span></p>
              <div>
                <p class="MsoNormal">On 23.09.2018 22:29, Gianluca
                  Medini wrote:</p>
              </div>
              <blockquote>
                <div>
                  <p class="MsoNormal">Hi all, I've tested the driver
                    e1000e on rtai 5.1 kernel 4.9.80. </p>
                  <div>
                    <p class="MsoNormal">I'm using Gavin Lambert
                      unofficial patches set that includes patched
                      drivers for 4.9.80.</p>
                  </div>
                  <div>
                    <p class="MsoNormal">The system  freezes randomly
                      after some  minutes. </p>
                  </div>
                  <div>
                    <p class="MsoNormal">The Igb driver on same
                      configuration works perfectly. </p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">Someone have experienced the
                      same issue?</p>
                  </div>
                  <div>
                    <p class="MsoNormal">GM</p>
                  </div>
                </div>
                <p class="MsoNormal"><br>
                  <br>
                  <br>
                </p>
                <pre>_______________________________________________</pre>
                <pre>etherlab-users mailing list</pre>
                <pre><a href="mailto:etherlab-users@etherlab.org" moz-do-not-send="true">etherlab-users@etherlab.org</a></pre>
                <pre><a href="https://emea01.safelinks.protection.outlook.com/?url=http%3A%2F%2Flists.etherlab.org%2Fmailman%2Flistinfo%2Fetherlab-users&data=02%7C01%7Cgavin.lambert%40tomra.com%7C4e061ec02fe04622d16708d622b86ca7%7C4308d118edd143008a37cfeba8ad5898%7C0%7C0%7C636734572828494098&sdata=qwxQi92RlqOAUXDeP8LWBp7c%2FASFzSt2gRtyX9Zkleo%3D&reserved=0" moz-do-not-send="true">http://lists.etherlab.org/mailman/listinfo/etherlab-users</a></pre>
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                        <p class="MsoNormal"><span><a
href="https://emea01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.ialb.uni-bremen.de&data=02%7C01%7Cgavin.lambert%40tomra.com%7C4e061ec02fe04622d16708d622b86ca7%7C4308d118edd143008a37cfeba8ad5898%7C0%7C0%7C636734572828494098&sdata=s9xz8CutmxeWMNAcG0Oyxj9OJtb%2FFkou1q6Im8h51dc%3D&reserved=0"
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                      <td width="511">
                        <p class="MsoNormal"><span>René Reimann</span><span>
                          </span><span><br>
                            Research Assistent</span><span> </span></p>
                      </td>
                    </tr>
                    <tr>
                      <td>
                        <p class="MsoNormal"><span>IALB - Institut for
                            electrical drives, power electronics and
                            devices<br>
                            Otto-Hahn-Allee 1<br>
                            28359 Bremen<br>
                            Raum: S1390<br>
                            Tel.: +49 421 218 62699<br>
                            Fax: +49 421 218 98 62699<br>
                            E-Mail: </span><span><a
                              href="mailto:rreimann@ialb.uni-bremen.de"
                              moz-do-not-send="true"><span>rreimann@ialb.uni-bremen.de</span></a><br>
                          </span><span><br>
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href="https://emea01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.ialb.uni-bremen.de&data=02%7C01%7Cgavin.lambert%40tomra.com%7C4e061ec02fe04622d16708d622b86ca7%7C4308d118edd143008a37cfeba8ad5898%7C0%7C0%7C636734572828494098&sdata=s9xz8CutmxeWMNAcG0Oyxj9OJtb%2FFkou1q6Im8h51dc%3D&reserved=0"
                              target="_blank" moz-do-not-send="true"><span>www.ialb.uni-bremen.de</span></a>
                          </span><span></span></p>
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              <div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2">
                <p class="MsoNormal"> </p>
                <table class="MsoNormalTable">
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                        <p class="MsoNormal"><a
href="https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.avast.com%2Fsig-email%3Futm_medium%3Demail%26utm_source%3Dlink%26utm_campaign%3Dsig-email%26utm_content%3Demailclient&data=02%7C01%7Cgavin.lambert%40tomra.com%7C4e061ec02fe04622d16708d622b86ca7%7C4308d118edd143008a37cfeba8ad5898%7C0%7C0%7C636734572828494098&sdata=pxczI6vpHQb9qT7nuL5OXDCxkTqM4Y5CJ3xrXKNCiu4%3D&reserved=0"
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                        <p class="MsoNormal"><span>Virenfrei. <a
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                              target="_blank" moz-do-not-send="true"> <span>www.avast.com</span></a>
                          </span></p>
                      </td>
                    </tr>
                  </tbody>
                </table>
                <p class="MsoNormal"><span> </span></p>
              </div>
            </div>
          </div>
        </blockquote>
        <br>
        <br>
        <div class="moz-signature">-- <br>
          <title>Email Signature</title>
          <table>
            <tbody>
              <tr>
                <td> <a href="http://www.ialb.uni-bremen.de"
                    target="_blank" moz-do-not-send="true"> <img
                      alt="Logo" moz-do-not-send="true" height="72"
                      width="120"> </a> </td>
              </tr>
              <tr>
                <td> <span>René Reimann</span> <span> <br>
                    Wissenschaftlicher Mitarbeiter</span> </td>
              </tr>
              <tr>
                <td> <span>IALB - Institut für elektrische Antriebe,
                    Leistungselektronik und Bauelemente<br>
                  </span> <span>Otto-Hahn-Allee 1<br>
                  </span> <span>28359 Bremen<br>
                  </span> <span>Raum: S1390<br>
                  </span> <span>Tel.: +49 421 218 62699<br>
                  </span> <span>Fax: +49 421 218 98 62699<br>
                  </span> <span>E-Mail: </span><a
                    href="mailto:rreimann@ialb.uni-bremen.de"
                    moz-do-not-send="true">rreimann@ialb.uni-bremen.de</a><br>
                  <span> <br>
                    <a href="http://www.ialb.uni-bremen.de"
                      target="_blank" moz-do-not-send="true">www.ialb.uni-bremen.de</a>
                  </span> </td>
              </tr>
            </tbody>
          </table>
        </div>
        <br>
        <fieldset class="mimeAttachmentHeader"></fieldset>
        <br>
        <pre wrap="">_______________________________________________
etherlab-users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:etherlab-users@etherlab.org" moz-do-not-send="true">etherlab-users@etherlab.org</a>
<a class="moz-txt-link-freetext" href="http://lists.etherlab.org/mailman/listinfo/etherlab-users" moz-do-not-send="true">http://lists.etherlab.org/mailman/listinfo/etherlab-users</a>
</pre>
      </blockquote>
      <div class="moz-signature">
        <title>Email Signature</title>
        <table>
          <tbody>
            <tr>
              <td> <a href="http://www.ialb.uni-bremen.de"
                  target="_blank" moz-do-not-send="true"> <img
                    alt="Logo" moz-do-not-send="true" height="72"
                    width="120"> </a> </td>
            </tr>
            <tr>
              <td> <span>René Reimann</span> <span> <br>
                  Research Assistent</span> </td>
            </tr>
            <tr>
              <td> <span>IALB - Institut for electrical drives, power
                  electronics and devices<br>
                </span> <span>Otto-Hahn-Allee 1<br>
                </span> <span>28359 Bremen<br>
                </span> <span>Raum: S1390<br>
                </span> <span>Tel.: +49 421 218 62699<br>
                </span> <span>Fax: +49 421 218 98 62699<br>
                </span> <span>E-Mail: </span><a
                  href="mailto:rreimann@ialb.uni-bremen.de"
                  moz-do-not-send="true">rreimann@ialb.uni-bremen.de</a><br>
                <span> <br>
                  <a href="http://www.ialb.uni-bremen.de"
                    target="_blank" moz-do-not-send="true">www.ialb.uni-bremen.de</a>
                </span> </td>
            </tr>
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    <p><br>
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