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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_ASSIGNED "
title="ASSIGNED - GPU HANG: ecode 8:0:0x86dffffd, in X [16418], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92958">bug 92958</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;">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>
<tr>
<td style="text-align:right;">Product</td>
<td>DRI
</td>
<td>Mesa
</td>
</tr></table>
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<div>
<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - GPU HANG: ecode 8:0:0x86dffffd, in X [16418], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92958#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - GPU HANG: ecode 8:0:0x86dffffd, in X [16418], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92958">bug 92958</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 parallel, assigning to Mesa product.
Kernel: 4.3.0-gentoo001
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 0x00fd2488, with 0x79000002 (3DSTATE_DRAWING_RECTANGLE) as IPEHR.
Batch extract (around 0x00fd2488):
0x00fd2454: 0x78080003: 3DSTATE_VERTEX_BUFFERS
0x00fd2458: 0x0800400c: buffer 1: sequential, pitch 12b
0x00fd245c: 0x02a7d000: buffer address
0x00fd2460: 0x00000000: max index
0x00fd2464: 0xffffffff: mbz
Bad length 7 in (null), expected 6-6
0x00fd2468: 0x7b000005: 3DPRIMITIVE: fail sequential
0x00fd246c: 0x00000000: vertex count
0x00fd2470: 0x00000003: start vertex
0x00fd2474: 0x000000fe: instance count
0x00fd2478: 0x00000001: start instance
0x00fd247c: 0x00000000: index bias
0x00fd2480: 0x00000000: MI_NOOP
0x00fd2484: 0x79000002: 3DSTATE_DRAWING_RECTANGLE
0x00fd2488: 0x00000000: top left: 0,0
0x00fd248c: 0x00570068: bottom right: 104,87
0x00fd2490: 0x00000000: origin: 0,0
0x00fd2494: 0x782f0000: 3DSTATE_SAMPLER_STATE_POINTERS_PS
0x00fd2498: 0x000018c0: dword 1</pre>
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