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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW/BSW]igt/pm_rps/reset crash"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89869">89869</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW/BSW]igt/pm_rps/reset crash
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>high
</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>huax.lu@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>Created <span class=""><a href="attachment.cgi?id=114823" name="attach_114823" title="dmesg">attachment 114823</a> <a href="attachment.cgi?id=114823&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes
good commit:
2015_03_09/drm-intel-next-queued/68b16487f43d3e83f8ba1cff8faca3f50a80a955
bad commit:
2015_04_02/drm-intel-next-queued/2d1070b21e004609a5bebafdb4303bb021f5477c
no-working platforms: BDW/BSW
==kernel==
--------------------------
drm-intel-nightly/a8ae893a17d719d324779cfbacd6eac28356c62f
commit a8ae893a17d719d324779cfbacd6eac28356c62f
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Wed Apr 1 17:38:13 2015 +0200
drm-intel-nightly: 2015y-04m-01d-15h-37m-35s UTC integration manifest
==Bug detailed description==
-----------------------------
It crash on BDW/BSW with the latest -nightly kernel.
output:
IGT-Version: 1.10-g992f9f6 (x86_64) (Linux:
4.0.0-rc6_drm-intel-nightly_a8ae89_20150402+ x86_64)
Test assertion failure function checkit, file pm_rps.c:154:
Failed assertion: freqs[MIN] <= freqs[CUR]
error: 450 > 300
Stack trace:
#0 [__igt_fail_assert+0xfc]
#1 [checkit+0x8b]
#2 [loaded_check+0x43]
#3 [__real_main660+0x348]
#4 [main+0x21]
#5 [__libc_start_main+0xf5]
#6 [_start+0x29]
#7 [<unknown>+0x29]
Subtest reset failed.
**** DEBUG ****
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
gt freq (MHz): cur=450 min=450 max=900 RP0=900 RP1=300 RPn=300
Waited 10000 msec to stabilize cur
Stop rings...
Ring stop cleared
Apply high load...
gt freq (MHz): cur=300 min=450 max=900 RP0=900 RP1=300 RPn=300
Test assertion failure function checkit, file pm_rps.c:154:
Failed assertion: freqs[MIN] <= freqs[CUR]
error: 450 > 300
**** END ****
Subtest reset: FAIL (25.739s)
Test assertion failure function load_helper_stop, file pm_rps.c:290:
Failed assertion: igt_wait_helper(&lh.igt_proc) == 0
Last errno: 10, No child processes
Stack trace:
#0 [__igt_fail_assert+0xfc]
#1 [load_helper_stop+0x53]
#2 [pm_rps_exit_handler+0xfd]
#3 [igt_atexit_handler+0x49]
#4 [__libc_secure_getenv+0xf9]
#5 [exit+0x15]
#6 [igt_exit+0xde]
#7 [main+0x26]
#8 [__libc_start_main+0xf5]
#9 [_start+0x29]
#10 [<unknown>+0x29]
Test pm_rps failed.
**** DEBUG ****
Exiting with status code 99
Test assertion failure function load_helper_stop, file pm_rps.c:290:
Failed assertion: igt_wait_helper(&lh.igt_proc) == 0
Last errno: 10, No child processes
**** END ****
pm_rps: igt_core.c:948: igt_fail: Assertion `!test_with_subtests || in_fixture'
failed.
Aborted (core dumped)
==Reproduce steps==
----------------------------
1. ./pm_rps --run-subtest reset</pre>
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