<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW] System fail to enter S3 with system hang up after load i915 driver"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84903">84903</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW] System fail to enter S3 with system hang up after load i915 driver
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>critical
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>wendy.wang@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>==System Environment==
--------------------------
Regression: No.
It's first run tests on BSW
Non-working platforms: BSW
==kernel==
--------------------------
origin/drm-intel-nightly:
BOOT_IMAGE=kernels//nightly_parents/2014_10_11/drm-intel-nightly/ea4bec8e96ea8b33b49a7892c1c7f20041a56da6/bzImage_x86_64
root=/dev/sda4 drm.debug=0xe
modules_path=kernels//nightly_parents/2014_10_11/drm-intel-nightly/ea4bec8e96ea8b33b49a7892c1c7f20041a56da6/modules_x86_64/lib/modules/3.17.0_drm-intel-nightly_ea4bec_20141011+
acpi_rsdp=0x7b729014 kexec_jump_back_entry=0x5434a8e8
==Bug detailed description==
-----------------------------
1. With i915 driver loaded and boot system
2. execute command as root "echo mem > /sys/power/state", system will hang up
with board debug LED shows"000A"
The serial port error log has not been captured, will upload once we got it.
Isolation:
1. disable i915 driver and boot system, execute command as root "echo mem >
/sys/power/state"
2. System will enter S3 quickly check from dmesg and resume back automatically.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are on the CC list for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>