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<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BYT/BSW Regression full-ppgtt] igt/gem_concurrent_blit/gtt-bcs-overwrite-source-forked fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84891">bug 84891</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>ASSIGNED
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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BYT/BSW Regression full-ppgtt] igt/gem_concurrent_blit/gtt-bcs-overwrite-source-forked fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84891#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BYT/BSW Regression full-ppgtt] igt/gem_concurrent_blit/gtt-bcs-overwrite-source-forked fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84891">bug 84891</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>(In reply to Mika Kuoppala from <a href="show_bug.cgi?id=84891#c4">comment #4</a>)
<span class="quote">> Please submit result of:
>
> # cat /sys/kernel/debug/dri/0/i915_wedged
>
> After the failed test.</span >
Test still fails, but dmesg error unable to reproduce. the value about
i915_wedged is 0.
[root@x-bsw01 tests]# ./gem_concurrent_blit --run-subtest
gtt-bcs-overwrite-source-forked
IGT-Version: 1.8-ge497600 (x86_64) (Linux:
3.18.0-rc1_drm-intel-nightly_6f628c_20141024+ x86_64)
using 2x512 buffers, each 1MiB
Test assertion failure function gtt_cmp_bo, file gem_concurrent_blit.c:124:
Failed assertion: vaddr[y*width+y] == val
error: 0xf000ef57 != 0x7
child 0 failed with exit status 99
Subtest gtt-bcs-overwrite-source-forked: FAIL (1.872s)
[root@x-bsw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
[root@x-bsw01 tests]# cat /sys/kernel/debug/dri/0/i915_wedged
0</pre>
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