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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]igt/gem_reset_stats some subcases cause "[drm:hsw_unclaimed_reg_detect] *ERROR* Unclaimed register detected. Please use the i915.mmio_debug=1 to debug this problem.""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81701#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]igt/gem_reset_stats some subcases cause "[drm:hsw_unclaimed_reg_detect] *ERROR* Unclaimed register detected. Please use the i915.mmio_debug=1 to debug this problem.""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81701">bug 81701</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>Failure still able to reproduce on latest
-nightly(e967a525207bd40ab446e2f809907039f88e66f3) while running test
igt/drv_debugfs_reader
[root@x-bdw01 tests]# ./drv_debugfs_reader
[root@x-bdw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
<3>[ 69.154532] [drm:hsw_unclaimed_reg_detect] *ERROR* Unclaimed register
detected. Please use the i915.mmio_debug=1 to debug this problem.</pre>
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