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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 - Skylake Intel HD Graphics 520 GPU HANG: ecode 9:0:0x87cafff2, in chrome [3189], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93817">bug 93817</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</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;">Version</td>
<td>XOrg git
</td>
<td>unspecified
</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;">Product</td>
<td>DRI
</td>
<td>Mesa
</td>
</tr>
<tr>
<td style="text-align:right;">Assignee</td>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
<td>idr@freedesktop.org
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake Intel HD Graphics 520 GPU HANG: ecode 9:0:0x87cafff2, in chrome [3189], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93817#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake Intel HD Graphics 520 GPU HANG: ecode 9:0:0x87cafff2, in chrome [3189], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93817">bug 93817</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>Sam, there were workaround for SKL and 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.
>From this error dump, hung is happening in render ring batch with active head
at 0x2b85163c, with 0x78150009 (3D UNKNOWN: 3d_965 opcode = 0x7815) as IPEHR.
Batch extract (around 0x2b85163c):
0x2b851618: 0x00000000: MI_NOOP
Bad length 7 in (null), expected 6-6
0x2b85161c: 0x7b000005: 3DPRIMITIVE: fail sequential
0x2b851620: 0x00000104: vertex count
0x2b851624: 0x00000006: start vertex
0x2b851628: 0x00000000: instance count
0x2b85162c: 0x00000001: start instance
0x2b851630: 0x00000000: index bias
0x2b851634: 0x00000000: MI_NOOP
0x2b851638: 0x78150009: 3D UNKNOWN: 3d_965 opcode = 0x7815
0x2b85163c: 0x00000003: MI_NOOP</pre>
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