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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT][KBL] pm_rc6_residency@rc6-accuracy is failing with assertion: ratio > 0.9 && ratio <= 1"
href="https://bugs.freedesktop.org/show_bug.cgi?id=102566">102566</a>
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<th>Summary</th>
<td>[IGT][KBL] pm_rc6_residency@rc6-accuracy is failing with assertion: ratio > 0.9 && ratio <= 1
</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>x86-64 (AMD64)
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<th>OS</th>
<td>Linux (All)
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</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>armando.antoniox.mora.reos@intel.com
</td>
</tr>
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<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>
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<pre>The following test cases fail on KBL with latest configuration.
=====================================
Test list
=====================================
igt@pm_rc6_residency@rc6-accuracy
======================================
Software
======================================
kernel version : 4.13.0-drm-tip-ww36-commit-59fbfaa+
hostname : gfx-desktop
architecture : x86_64
os version : Ubuntu 16.10
os codename : yakkety
kernel driver : i915
bios revision : 5.12
bios release date : 09/12/2016
hardware acceleration : disabled
swap partition : enabled on (/dev/sda3)
======================================
Graphic drivers
======================================
grep: /opt/X11R7/var/log/Xorg.0.log: No such file or directory
libdrm : 2.4.83
cairo : 1.15.9
intel-gpu-tools (tag) : intel-gpu-tools-1.19-234-g490b386
intel-gpu-tools (commit) : 490b386
======================================
Hardware
======================================
platform : Kabylake-Nuc
motherboard model : MS-B142
motherboard id : MS-B1421
form factor : Desktop
manufacturer : Micro-StarInternationalCo.,Ltd.
cpu family : Core i7
cpu family id : 6
cpu information : Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz
gpu card : Intel Corporation Device 5916 (rev 02) (prog-if 00
[VGA controller])
memory ram : 15.55 GB
max memory ram : 64 GB
cpu thread : 4
cpu core : 2
cpu model : 142
cpu stepping : 9
socket : Other
signature : Type 0, Family 6, Model 142, Stepping 9
hard drive : 111GiB (120GB)
current cd clock frequency : 337500 kHz
maximum cd clock frequency : 675000 kHz
displays connected : DP-1 HDMI-A-2
======================================
Firmware
======================================
dmc fw loaded : yes
dmc version : 1.1
guc fw loaded : SUCCESS
guc version wanted : 9.14
guc version found : 9.14
======================================
kernel parameters
======================================
drm.debug=0x1e quiet splash i915.enable_guc_submission=2
i915.enable_guc_loading=2 i915.alpha_support=1
======================================
output sample
======================================
Residency in rc6 or deeper state: 0 ms (sleep duration 3000 ms) (ratio to
expected duration: 0.00)
(pm_rc6_residency:2078) CRITICAL: Test assertion failure function
residency_accuracy, file pm_rc6_residency.c:86:
(pm_rc6_residency:2078) CRITICAL: Failed assertion: ratio > 0.9 && ratio <= 1
(pm_rc6_residency:2078) CRITICAL: Sysfs RC6 residency counter is inaccurate.
Stack trace:
#0 [__igt_fail_assert+0x101]
#1 [residency_accuracy+0x8e]
#2 [__real_main168+0x9e]
#3 [main+0x33]
#4 [__libc_start_main+0xf1]
#5 [_start+0x29]
#6 [<unknown>+0x29]
Subtest rc6-accuracy failed.</pre>
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