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 <h3><font color="#0000e0">Minimum information for kernel problems</font></h3>  <h3><font color="#0000e0">Minimum information for kernel problems</font></h3>
   
 Familiarize yourself with <a href="report.html">the general bug reporting procedures</a>  Familiarize yourself with
 first. All of that will apply.  <a href="report.html">the general bug reporting procedures</a>
   first.
   All of that will apply.
 When reporting a kernel panic or crash, please remember:  When reporting a kernel panic or crash, please remember:
   
 <ul>  <ul>
 <li><em>We need the console output on the screen</em>. Capture it and  <li><em>We need the console output on the screen</em>.
 save it. Serial consoles are best, but if you are on a VGA console you          Capture it and save it.
 can <a HREF="http://www.openbsd.org/faq/faq7.html">scroll the console          Serial consoles are best, but if you are on a VGA console you can
 back</a> and take readable pictures with a phone or camera.<BR>          <a HREF="http://www.openbsd.org/faq/faq7.html">scroll the console back</a>
           and take readable pictures with a phone or camera.<BR>
   
 <li><em>If the kernel paniced we need the traceback.</em> It may be  <li><em>If the kernel panicked we need the traceback.</em>
 displayed on the screen.  If are at a <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;format=html">ddb</a>&gt;</tt> prompt, type <tt>trace</tt>, If you are running SMP, use the <tt>mach ddbcpu N</tt> command for each of the <tt>N</tt> processors you have and repeat the <tt>trace</tt> command for each processor.<BR>          It may be displayed on the screen.
           If you are at a
           <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;">ddb</a>&gt;</tt>
           prompt, type <tt>trace</tt>.
           If you are running SMP, use the <tt>mach ddbcpu N</tt> command for each
           of the <tt>N</tt> processors you have and repeat the <tt>trace</tt>
           command for each processor.<BR>
   
 <li><em>We need the process list.</em> Use the command <tt>ps</tt> to get us that.  <li><em>We need the process list.</em>
           Use the command <tt>ps</tt> to get us that.
 </ul>  </ul>
   
 <em>Reports without the above information are useless. This is the minimum we need to be able to track down the issue</em>.  <em>
           Reports without the above information are useless.
           This is the minimum we need to be able to track down the issue.
   </em>
   
 <h3><font color="#0000e0">Additional information you can send</font></h3>  <h3><font color="#0000e0">Additional information you can send</font></h3>
 <P>  <P>
 In some situations more information is desirable. Below are outlined some additional steps you can take in certain situations:  In some situations more information is desirable.
   Below are outlined some additional steps you can take in certain situations:
 <ul>  <ul>
 <li> ... XXX boot crash? XXX  <li> ... XXX boot crash? XXX
 <li> ... XXX show regs? XXX  <li> ... XXX show regs? XXX
 <li> <em>If your crash appears to involve filesystems</em> The following additional things would be helpful  <li> <em>If your crash appears to involve filesystems.</em>
           The following additional things would be helpful
 <ul>  <ul>
 <li> The output of the <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;format=html">ddb</a>&gt;</tt> command <tt>show uvm</tt>  <li> The output of the
 <li> The output of the <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;format=html">ddb</a>&gt;</tt> command <tt>show bcstats</tt>          <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;">ddb</a>&gt;</tt>
 <li> The output of the <tt>mount</tt> command from your running machine, so we know what filesystems are mounted and how.          command <tt>show uvm</tt>
   <li> The output of the
           <tt><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ddb&amp;sektion=4&amp;">ddb</a>&gt;</tt>
           command <tt>show bcstats</tt>
   <li> The output of the <tt>mount</tt> command from your running machine,
           so we know what filesystems are mounted and how.
 </ul>  </ul>
 <li> <em>If you crash appears to involve hibernate/resume</em> XXX  <li> <em>If your crash appears to involve hibernate/resume.</em> XXX
 </li>  </li>
   
 </ul>  </ul>

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