[Bug 87429] [SNB regression bisected]igt/gem_reset_stats/ban-ctx-render causes system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87429

Ander Conselvan de Oliveira <conselvan2 at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |bisected, regression
                 CC|                            |imre.deak at intel.com
            Summary|[SNB]igt/gem_reset_stats/ba |[SNB regression
                   |n-ctx-render causes system  |bisected]igt/gem_reset_stat
                   |hang                        |s/ban-ctx-render causes
                   |                            |system hang

--- Comment #1 from Ander Conselvan de Oliveira <conselvan2 at gmail.com> ---
I bisected this to

commit dbea3cea69508e9d548ed4a6be13de35492e5d15
Author: Imre Deak <imre.deak at intel.com>
Date:   Mon Dec 15 18:59:28 2014 +0200

    drm/i915: sanitize RPS resetting during GPU reset

Reverting seems to prevent the system hang.

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