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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [GLK] GPU HANG in kodi"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107159#c15">Comment # 15</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [GLK] GPU HANG in kodi"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107159">bug 107159</a>
from <span class="vcard"><a class="email" href="mailto:lionel.g.landwerlin@linux.intel.com" title="Lionel Landwerlin <lionel.g.landwerlin@linux.intel.com>"> <span class="fn">Lionel Landwerlin</span></a>
</span></b>
<pre>Apologies, I must have downloaded the wrong attachment (or mess up locally).
Looks like you're now hitting a different issue.
I'm looking at where the GPU stopped to figure out what's wrong.
Here is how to do it :
If you compile the mesa repository with the intel tools activated (I usually
use meson) :
$ cd mesa
$ meson -Dgles2=true -Ddri-drivers=i915,i965
-platforms=x11,drm,wayland,surfaceless -Dgallium-drivers= --buildtype=release
-vulkan-drivers=intel -Dtools=intel -Dbuild-tests=true build .
$ ninja -C build
Then you can run the aubinator_error_decode tool :
$ ./build/src/intel/tools/aubinator_error_decode /path/to/my/card0/error
Then search "ACTHD:", if I take the last error state you posted in should be
this line :
ACTHD: 0x00000000 001389f4
Then search with that address : 001389f4
0x00135b04: 0x78150009: 3DSTATE_CONSTANT_VS
This is the instruction triggering the GPU hang.
In the previous error state, it was a PIPE_CONTROL (which was related to the
other bug I mentioned).
So looks like the patch helps.
Is your machine hanging as often with this patch?</pre>
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