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<body><span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [BYT/BSW]igt/gem_concurrent_blit and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87184">bug 87184</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Summary</td>
<td>[BSW]igt/gem_concurrent_blit and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack
</td>
<td>[BYT/BSW]igt/gem_concurrent_blit and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack
</td>
</tr></table>
<p>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BYT/BSW]igt/gem_concurrent_blit and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87184#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BYT/BSW]igt/gem_concurrent_blit and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87184">bug 87184</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>BYT also has this error. When run automation testing, drv_hangman and
gem_reset_stats also have this error. Run more than 5 cycles, I am unable to
reproduce it.
@test: Intel_gpu_tools/igt_drv_hangman_error-state-capture-bsd
returncode: 0
info: @@@Returncode: 0
test case start at: Sat Dec 20 00:13:01 2014
test case end at: Sat Dec 20 00:13:21 2014
Errors:
Dmesg:
<6>[ 96.817503] [drm] stuck on bsd ring
<6>[ 96.824051] [drm] GPU HANG: ecode 7:1:0xfffffffe, in drv_hangman [5367],
reason: Ring hung, action: reset
<6>[ 96.824060] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
<6>[ 96.824063] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
<6>[ 96.824065] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
<6>[ 96.824068] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
<6>[ 96.824070] [drm] GPU crash dump saved to /sys/class/drm/card0/error
<3>[ 96.824152] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
<6>[ 96.826195] [drm] Simulated gpu hang, resetting stop_rings
<5>[ 96.826200] drm/i915: Resetting chip after gpu hang
@test: Intel_gpu_tools/igt_gem_reset_stats_ban-bsd
returncode: 0
info: @@@Returncode: 0
test case start at: Sat Dec 20 05:10:18 2014
test case end at: Sat Dec 20 05:10:35 2014
Errors:
Dmesg:
<6>[ 754.357515] [drm] stuck on bsd ring
<6>[ 754.364622] [drm] GPU HANG: ecode 7:1:0x277fffff, in gem_reset_stats
[17204], reason: Ring hung, action: reset
<6>[ 754.364638] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
<6>[ 754.364641] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
<6>[ 754.364643] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
<6>[ 754.364646] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
<6>[ 754.364648] [drm] GPU crash dump saved to /sys/class/drm/card0/error
<3>[ 754.364730] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
<6>[ 754.367345] [drm] Simulated gpu hang, resetting stop_rings
<5>[ 754.367350] drm/i915: Resetting chip after gpu hang
<6>[ 760.362407] [drm] stuck on bsd ring
<6>[ 760.368876] [drm] GPU HANG: ecode 7:1:0x277fffff, in gem_reset_stats
[17204], reason: Ring hung, action: reset
<6>[ 760.371375] [drm] Simulated gpu hang, resetting stop_rings
<5>[ 760.371380] drm/i915: Resetting chip after gpu hang</pre>
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