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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BYT]igt/gem_concurrent_blit sporadically causes *ERROR* timed out waiting for Punit"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84892">84892</a>
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<tr>
<th>Summary</th>
<td>[BYT]igt/gem_concurrent_blit sporadically causes *ERROR* timed out waiting for Punit
</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>
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<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>medium
</td>
</tr>
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<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>
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<pre>==System Environment==
--------------------------
Regression: not sure, unstable
Non-working platforms: BYT
==kernel==
--------------------------
drm-intel-nightly/ea4bec8e96ea8b33b49a7892c1c7f20041a56da6
==Bug detailed description==
-----------------------------
It sporadically causes "*ERROR* timed out waiting for Punit" when run
automation testing. I can't reproduce it manually.
Following sub cases have this issue:
case fail rate(in recent 10 days)
cpu-bcs-early-read-interruptible 1/10
cpu-bcs-overwrite-source-forked 2/10
cpu-rcs-gpu-read-after-write-forked 1/10
cpu-rcs-overwrite-source-interruptible 1/10
gtt-bcs-early-read-interruptible 1/10
gttX-bcs-overwrite-source-interruptible 1/10
gtt-rcs-early-read-interruptible 1/10
gtt-rcs-overwrite-source-forked 1/10
gttX-bcs-overwrite-source-interruptible 1/10
prw-bcs-gpu-read-after-write-interruptible 1/10
gttX-bcs-gpu-read-after-write-interruptible 1/10
run log:
@test: Intel_gpu_tools/igt_gem_concurrent_blit_gtt-rcs-overwrite-source-forked
info: @@@Returncode: 0
test case start at: Wed Oct 1 00:46:50 2014
test case end at: Wed Oct 1 00:47:07 2014
Errors:
Dmesg:
<3>[ 1230.838096] [drm:vlv_set_rps_idle] *ERROR* timed out waiting for Punit
<3>[ 1231.595680] [drm:vlv_set_rps_idle] *ERROR* timed out waiting for Punit
Output:
command pid dev master a uid magic
Test Environment check: Succeeded.
[1/1] dmesg-warn: 1 Running Test(s): 0
[1/1] dmesg-warn: 1 Running Test(s): 1
Thank you for running Piglit!
Results have been written to /GFX/Test/Piglit/piglit/t
{
"results_version": 1,
"name": "t",
"options": {
"profile": [
"tests/igt.py"
],
"dmesg": false,
"execute": true,
"log_level": "quiet",
"platform": "mixed_glx_egl",
"test_suffix": "",
"valgrind": false,
"sync": false,
"filter": [
"igt/gem_concurrent_blit/gtt-rcs-overwrite-source-forked$"
],
"concurrent": "some",
"test_count": 0,
"exclude_tests": [],
"exclude_filter": []
},
"lspci": "00:00.0 Host bridge: Intel Corporation ValleyView
SSA-CUnit\n00:02.0 VGA compatible controller: Intel Corporation ValleyView
Gen7\n00:13.0 SATA controller: Intel Corporation ValleyView 6-Port SATA AHCI
Controller\n00:14.0 USB controller: Intel Corporation ValleyView USB xHCI Host
Controller\n00:1a.0 Encryption controller: Intel Corporation ValleyView
SEC\n00:1b.0 Audio device: Intel Corporation ValleyView High Definition Audio
Controller\n00:1c.0 PCI bridge: Intel Corporation ValleyView PCI Express Root
Port\n00:1c.1 PCI bridge: Intel Corporation ValleyView PCI Express Root
Port\n00:1c.2 PCI bridge: Intel Corporation ValleyView PCI Express Root
Port\n00:1c.3 PCI bridge: Intel Corporation ValleyView PCI Express Root
Port\n00:1f.0 ISA bridge: Intel Corporation ValleyView Power Control
Unit\n00:1f.3 SMBus: Intel Corporation ValleyView SMBus Controller\n01:00.0
Ethernet controller: Intel Corporation 82572EI Gigabit Ethernet Controller
(Copper) (rev 06)\n",
"uname": "Linux x-byt06 3.17.0-rc7_drm-intel-nightly_54faa9_20141002+ #142
SMP Thu Oct 2 11:25:44 CST 2014 x86_64 x86_64 x86_64 GNU/Linux\n",
"tests": {
"tests": {
"igt/gem_concurrent_blit/gtt-rcs-overwrite-source-forked": {
"dmesg": "[ 1230.838096] [drm:vlv_set_rps_idle] *ERROR* timed out
waiting for Punit\n[ 1231.595680] [drm:vlv_set_rps_idle] *ERROR* timed out
waiting for Punit",
"returncode": 0,
"err": "",
"environment": "PIGLIT_SOURCE_DIR=\"/GFX/Test/Piglit/piglit\"
PIGLIT_PLATFORM=\"mixed_glx_egl\"",
"command":
"/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests/gem_concurrent_blit
--run-subtest gtt-rcs-overwrite-source-forked",
"result": "dmesg-warn",
"time": 11.689888000488281,
"out": "IGT-Version: 1.8-g5782eca (x86_64) (Linux:
3.17.0-rc7_drm-intel-nightly_54faa9_20141002+ x86_64)\nusing 2x512 buffers,
each 1MiB\nSubtest gtt-rcs-overwrite-source-forked: SUCCESS (11.563s)\n"
}
},
"time_elapsed": 11.854626178741455
}
returncode: 0
result: dmesg-warn
summary:
Intel_gpu_tools/igt_gem_concurrent_blit_gtt-rcs-overwrite-source-forked
DMESG_WARN reboot
==Reproduce steps==
----------------------------
1. run all igt cases 10 cycles.</pre>
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