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<body><span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Skylake GPU hangs with kernel oops when 3D acceleration is used"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94529">bug 94529</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
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<td>NEEDINFO
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Skylake GPU hangs with kernel oops when 3D acceleration is used"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94529#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Skylake GPU hangs with kernel oops when 3D acceleration is used"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94529">bug 94529</a>
from <span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span></b>
<pre>(In reply to chais.z3r0 from <a href="show_bug.cgi?id=94529#c0">comment #0</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=122273" name="attach_122273" title="Kernel Oops">attachment 122273</a> <a href="attachment.cgi?id=122273&action=edit" title="Kernel Oops">[details]</a></span>
> Kernel Oops
>
> For quite some time now I've been struggling to get stable hardware
> acceleration from my Core i5 6600K. I'm running Arch on an MSI Z170A GAMING
> M7 mainboard.
> Whenever I try to use hardware acceleration on the IGD (chromium, glxgears)
> the display will just freeze. I can still log in remotely and the machine
> works fine otherwise. dmesg will contain an oops like the one attaached.
>
> I had this working briefly with 4.4.3, but after the first hang downgrading
> wouldn't help either.
> My current /proc/cmdline:
>
> initrd=/initramfs-linux.img initrd=/intel-ucode.img rw <luks-setup>
> root=/dev/mapper/e1
> rootflags=subvol=root,device=/dev/mapper/e1,device=/dev/mapper/e2,
> compress=lzo intel_iommu=on intel_iommu=igfx_off
> i915.preliminary_hw_support=1
>
> The preliminary_hw_support is what made things work with 4.4.3.
>
> As suggested by <a href="https://wiki.archlinux.org/index.php/Intel_graphics">https://wiki.archlinux.org/index.php/Intel_graphics</a> I tried
> booting with i915.enable_rc6=0 but without success. Also
> i915.enable_execlists=0 or switching to uxa acceleration didn't help. So far
> the only thing that reliably lets me use the machine is disabling DRI. But
> since that forces me to move the mouse for the screen to refresh at all
> that's not really an option. Watching movies while constantly jiggling the
> mouse is more than just tedious.
> I can't find any related errors in the Xorg log.</span >
Can you upgrade your kernel and confirm if this is still occurring or not.
There are skl workarounds that could benefits to you.</pre>
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