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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [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">81858</a>
</td>
</tr>
<tr>
<th>Keywords</th>
<td>bisect_pending
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW Regression]igt/pm_rps some subcases fail and cause " [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!"
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=103621" name="attach_103621" title="dmesg">attachment 103621</a> <a href="attachment.cgi?id=103621&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
Good commit on -next-queued: 91565c85b66db820f01894a971d39aaef60c4325(here has
another <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BSW]igt/pm_rps subcases fail"
href="show_bug.cgi?id=80704">bug 80704</a>)
Non-working platforms: BSW
==kernel==
--------------------------
origin/drm-intel-nightly: e967a525207bd40ab446e2f809907039f88e66f3(fails)
drm-intel-nightly: 2014y-07m-25d-23h-02m-06s integration manifest
origin/drm-intel-next-queued: eff9b57c1a91ccf309d57500ab6a365ba7be5712(fails)
drm/i915: Update DRIVER_DATE to 20140725
origin/drm-intel-fixes: f4be89cecea437aaddd7700d05c6bdb5678041f7(here has
another <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BSW]igt/pm_rps subcases fail"
href="show_bug.cgi?id=80704">bug 80704</a>)
drm/i915: Fix crash when failing to parse MIPI VBT
==Bug detailed description==
igt/pm_rps subcases min-max-config-loaded and reset fail and cause "
[drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!"
Output:
[root@x-bsw01 tests]# ./pm_rps --run-subtest reset
IGT-Version: 1.7-ge48c495 (x86_64) (Linux:
3.16.0-rc4_drm-intel-next-queued_eff9b5_20140728+ x86_64)
Test assertion failure function intel_batchbuffer_flush_on_ring, file
intel_batchbuffer.c:172:
Failed assertion: (drm_intel_bo_mrb_exec(batch->bo, used, ((void *)0), 0, 0,
ring)) == 0
Last errno: 5, Input/output error
Subtest reset: FAIL
Test assertion failure function matchit, file pm_rps.c:128:
Failed assertion: freqs1[CUR] == freqs2[CUR]
error: 160 == 320
Subtest reset: FAIL
Test assertion failure function load_helper_stop, file pm_rps.c:258:
Failed assertion: igt_wait_helper(&lh.igt_proc) == 0
Last errno: 10, No child processes
pm_rps: igt_core.c:714: igt_fail: Assertion `!test_with_subtests || in_fixture'
failed.
Aborted (core dumped)
[root@x-bsw01 tests]# dmesg -r|egrep ""<[1-4]>""|grep drm
<3>[ 126.760022] [drm:i915_context_is_banned] *ERROR* gpu hanging too fast,
banning!
==Reproduce steps==
----------------------------
1. ./pm_rps --run-subtest reset</pre>
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