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      <base href="https://bugs.freedesktop.org/">
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    <body><span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - GPU hang on HP elitebook 820"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92688">bug 92688</a>
          <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Assignee</td>
           <td>intel-gfx-bugs@lists.freedesktop.org
           </td>
           <td>idr@freedesktop.org
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Product</td>
           <td>DRI
           </td>
           <td>Mesa
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Component</td>
           <td>DRM/Intel
           </td>
           <td>Drivers/DRI/i915
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">QA Contact</td>
           <td>intel-gfx-bugs@lists.freedesktop.org
           </td>
           <td>
                
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Version</td>
           <td>XOrg git
           </td>
           <td>unspecified
           </td>
         </tr></table>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - GPU hang on HP elitebook 820"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92688#c7">Comment # 7</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - GPU hang on HP elitebook 820"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92688">bug 92688</a>
              from <span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span></b>
        <pre>There were improvements pushed in kernel and Mesa that will benefit to your
system, so please re-test with latest kernel & Mesa to see if this issue is
still occurring.

In the meantime, assigning to Mesa product.

Kernel: 4.2.4
Platform: Broadwell-U (pci id: 0x1616)
Mesa: [Please confirm your mesa version]

>From this error dump, hung is happening in render ring batch with active head
at 0x0a786b2c, with 0x79000002 (3DSTATE_DRAWING_RECTANGLE) as IPEHR.

Batch extract (around 0x0a786b2c):

0x0a786b0c:      0x7b000005: 3DPRIMITIVE: fail sequential
0x0a786b10:      0x00000000:    vertex count
0x0a786b14:      0x0000011d:    start vertex
0x0a786b18:      0x00001946:    instance count
0x0a786b1c:      0x00000001:    start instance
0x0a786b20:      0x00000000:    index bias
0x0a786b24:      0x00000000: MI_NOOP
0x0a786b28:      0x79000002: 3DSTATE_DRAWING_RECTANGLE
0x0a786b2c:      0x00000000:    top left: 0,0
0x0a786b30:      0x039f04fd:    bottom right: 1277,927
0x0a786b34:      0x00000000:    origin: 0,0
Bad count in PIPE_CONTROL
0x0a786b38:      0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0x0a786b3c:      0x00101400:    destination address
0x0a786b40:      0x00000000:    immediate dword low
0x0a786b44:      0x00000000:    immediate dword high
0x0a786b50:      0x784d0000: 3D UNKNOWN: 3d_965 opcode = 0x784d</pre>
        </div>
      </p>


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