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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Kicking stuck semaphore on render ring"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87710">87710</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Kicking stuck semaphore on render ring
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>alinm.elena@gmail.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=111327" name="attach_111327" title="/sys/class/drm/card0/error">attachment 111327</a> <a href="attachment.cgi?id=111327&action=edit" title="/sys/class/drm/card0/error">[details]</a></span>
/sys/class/drm/card0/error
doing nothign special got this crash...
in order to avoid other GPU Hangs.
the only special settings that I have
Section "Device"
Identifier "Intel Graphics"
Driver "intel"
# Option "AccelMethod" "uxa"
Option "DRI" "False"
EndSection
and a i915.semaphores=1 at boot
All this on kde framewroks 5 and plasma 2
[15:45:20 alin@abaddon:~]: dmesg | grep drm
[ 3.513647] [drm] Initialized drm 1.1.0 20060810
[ 3.533279] [drm] Memory usable by graphics device = 2048M
[ 3.533298] fb: switching to inteldrmfb from EFI VGA
[ 3.533608] [drm] Replacing VGA console driver
[ 3.541436] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.541445] [drm] Driver supports precise vblank timestamp query.
[ 3.623823] [drm] Initialized i915 1.6.0 20141121 for 0000:00:02.0 on minor
0
[ 3.673390] [drm] GMBUS [i915 gmbus vga] timed out, falling back to bit
banging on pin 2
[ 3.684791] fbcon: inteldrmfb (fb0) is primary device
[ 4.936417] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[ 812.894095] battery tpm_tis tpm ac processor efivarfs i915 i2c_algo_bit
drm_kms_helper drm video button sg
[10357.271084] [drm] GPU HANG: ecode 7:-1:0x00000000, reason: Kicking stuck
semaphore on render ring, action: continue
[10357.271105] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[10357.271110] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[10357.271115] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[10357.271119] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[10357.271124] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[15:45:28 alin@abaddon:~]:</pre>
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