[Bug 96671] MATLAB hangs with DRI3

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96671

--- Comment #14 from Martin Peres <martin.peres at free.fr> ---
(In reply to Rick from comment #13)
> I tested the latest Intel LINUX driver and unfortunately the MATLAB hang
> issue does not appear to be resolved.
> 
> I tested using a Fedora 25 installation.  I was assuming that this version
> of Fedora would be using the latest Intel Mesa driver since it was just
> recently released.  This version of Fedora is indeed using a Mesa 12 based
> Intel driver, but unfortunately MATLAB still hangs when performing any type
> of graphics operation.  The following are the details of the renderer…
> 
> Version: '3.0 Mesa 12.0.3'
> Vendor: 'Intel Open Source Technology Center’
> Renderer: 'Mesa DRI Intel(R) Sandybridge Mobile '
> 
> All of my testing has been done on a Lenovo T520 ThinkPad. 
> 
> Fortunately, the workaround of setting the environment variable
> LIBGL_DRI3_DISABLE to 1 still works.
> 
> Could someone take another look into this issue?
> 
> Could someone also explain why using the LIBGL_DRI3_DISABLE environment
> variable avoids the issue?
> 
> Thanks.

Could you share more details about which version of matlab you are using? On
R2016b (free trial), matlab crashes as soon as it tries to use GL, but only
when I start it with -nosoftwareopengl.

Could you share more about your setup?

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