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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_RESOLVED bz_closed"
title="RESOLVED FIXED - [BYT/BDW/BSW Regression]igt/pm_rps some subcases fail and cause " [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81858">bug 81858</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;">Status</td>
<td>NEEDINFO
</td>
<td>RESOLVED
</td>
</tr>
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<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [BYT/BDW/BSW Regression]igt/pm_rps some subcases fail and cause " [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81858#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [BYT/BDW/BSW Regression]igt/pm_rps some subcases fail and cause " [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81858">bug 81858</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 <a href="show_bug.cgi?id=81858#c6">comment #6</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=81858#c4">comment #4</a>)
> > This failure is able to reproduce while run tests below:
> > igt/gem_partial_pwrite_pread/reads-snoop
> > igt/gem_partial_pwrite_pread/write-snoop
> > igt/gem_partial_pwrite_pread/writes-after-reads-snoop
> > igt/gem_pread_after_blit/interruptible-snoop
> > igt/gem_pread_after_blit/normal-snoop
> >
> > root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests#
> > ./gem_partial_pwrite_pread --run-subtest reads-snoop
> > IGT-Version: 1.8-g107151c (x86_64) (Linux:
> > 3.17.0-rc4_drm-intel-nightly_72faa6_20140911+ x86_64)
> > checking partial reads
> > Test assertion failure function intel_batchbuffer_flush_on_ring, file
> > intel_batchbuffer.c:180:
> > Failed assertion: (drm_intel_gem_bo_context_exec(batch->bo, ctx, used,
> > ring)) == 0
> > Last errno: 22, Invalid argument
> > Subtest reads-snoop: FAIL (0.248s)
> > root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests#
> > ./gem_pread_after_blit --run-subtest interruptible-snoop
> > IGT-Version: 1.8-g107151c (x86_64) (Linux:
> > 3.17.0-rc4_drm-intel-nightly_72faa6_20140911+ x86_64)
> > Test assertion failure function intel_batchbuffer_flush_on_ring, file
> > intel_batchbuffer.c:180:
> > Failed assertion: (drm_intel_gem_bo_context_exec(batch->bo, ctx, used,
> > ring)) == 0
> > Last errno: 22, Invalid argument
> > Subtest interruptible-snoop: FAIL (0.002s)
>
> That's full-ppgtt fallout: <a href="http://patchwork.freedesktop.org/patch/33361/">http://patchwork.freedesktop.org/patch/33361/</a></span >
The failure unable to reproduce on latest
-nightly(43df30da20447e2856b2761215ff274886a9f931) or with this patch. but
another error occurs below. which tracked by <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB/HSW/BDW Bisected]igt/pm_rps subcases fail"
href="show_bug.cgi?id=83915">Bug 83915</a>.
[root@x-bsw01 tests]# ./pm_rps --run-subtest reset
IGT-Version: 1.8-g137877f (x86_64) (Linux: 3.17.0-rc5_kcloud_b5ed37_20140916+
x86_64)
Test assertion failure function idle_check, file pm_rps.c:408:
Failed assertion: freqs[CUR] == freqs[MIN]
error: 480 != 160
Subtest reset: FAIL (65.632s)
[root@x-bsw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm</pre>
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