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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SKLY Regression] System hangs while resume-from-memory but works with "modprobe.blacklist=i915 nomodeset " cmdline"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91203">91203</a>
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<th>Summary</th>
<td>[SKLY Regression] System hangs while resume-from-memory but works with "modprobe.blacklist=i915 nomodeset " cmdline
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>major
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>bin.a.xu@intel.com
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<div>
<pre>==System Environment==
--------------------------
Regression: Yes. Good commit: 186047de2f57b1ed4d1bd52f824b88b25275d378.
Bisect in progressing
Non-working platform: SKLY
==kernel==
nightly: d762ba10e78661f3d1aa97e4063ffe7650fc5b6d (fails)
drm-intel-nightly: 2015y-07m-02d-20h-25m-48s UTC integration manifest
==Bug detailed description==
-----------------------------
With the latest drm-intel-nightly kernel, system hangs while
resume-from-memory,
but with "modprobe.blacklist=i915 nomodeset" cmdline in the kernel command
line, the suspend/resume works.
==Reproduce steps==
1.Boot the system
2.echo mem > /sys/power/state
3 Resume by pressing power button
But run the test again with "modprobe.blacklist=i915 nomodeset" in the kernel
command cmdline, the system resume normally.</pre>
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