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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 - Xorg GPU hang with Ubuntu Mainline kernel 4.3.0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93078">bug 93078</a>
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<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</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>
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<td style="text-align:right;">Component</td>
<td>DRM/Intel
</td>
<td>Drivers/DRI/i915
</td>
</tr>
<tr>
<td style="text-align:right;">Assignee</td>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
<td>idr@freedesktop.org
</td>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Xorg GPU hang with Ubuntu Mainline kernel 4.3.0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93078#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Xorg GPU hang with Ubuntu Mainline kernel 4.3.0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93078">bug 93078</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 (please let me know if I am mistaken
with this GPU Hang).
Kernel: 4.3.0-040300-generic
Platform: Broadwell (pci id: 0x162b)
Mesa: [Please confirm your mesa version]
>From this error dump, hung is happening in render ring batch with active head
at 0x0dd322b0, with 0x7a000004 (PIPE_CONTROL) as IPEHR.
Batch extract (around 0x0dd322b0):
0x0dd32274: 0x782a0000: 3DSTATE_BINDING_TABLE_POINTERS_PS
0x0dd32278: 0x0000f1c0: dword 1
Bad length 7 in (null), expected 6-6
0x0dd3227c: 0x7b000005: 3DPRIMITIVE: fail sequential
0x0dd32280: 0x00000000: vertex count
0x0dd32284: 0x00000003: start vertex
0x0dd32288: 0x00000080: instance count
0x0dd3228c: 0x00000001: start instance
0x0dd32290: 0x00000000: index bias
0x0dd32294: 0x00000000: MI_NOOP
Bad count in PIPE_CONTROL
0x0dd32298: 0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0x0dd3229c: 0x00100002: destination address
0x0dd322a0: 0x00000000: immediate dword low
0x0dd322a4: 0x00000000: immediate dword high
0x0dd322b0: 0x784d0000: 3D UNKNOWN: 3d_965 opcode = 0x784d</pre>
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