[Bug 91349] [BSW-BYT-M-SKL] igt/gem_eio/throttle fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91349

--- Comment #22 from Rami <ramix.ben.hassine at intel.com> ---
Reproduced on BSW with kernel 4.3.0-rc2-drm-intel-nightly (commit:
794e1cdfb84be003dbd287c69501c98ec280a89b) and  all next tests are "fail".

Hardware:
=========
Platform: Braswell M 
CPU : Intel(R) Celeron N3060 1.60GHz @ 1.6 GHz (family: 6, model: 76 stepping:
4)
SoC : BSW C0
QDF : K6XC
CRB : BRASWELL RVP Fab2
Mandatory Reworks : All Feature Reworks: F28, F32, F33, F35, F37
Optional reworks : O-01a; O-02, O-03 

Software :
========
Linux distribution: Ubuntu 14.04 LTS 64 bits 
BIOS : BRAS.X64.B084.R00.1508310642
TXE FW : 2.0.0.2073
Ksc : 1.08

kernel 4.3.0-rc2-drm-intel-nightly+
commit 794e1cdfb84be003dbd287c69501c98ec280a89b
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Mon Sep 28 17:28:29 2015 +0300

    drm-intel-nightly: 2015y-09m-28d-14h-28m-11s UTC integration manifest

cairo: (HEAD, tag: 1.14.2) 93422b3cb5e0ef8104b8194c8873124ce2f5ea2d from
git://git.freedesktop.org/git/cairo
drm: (HEAD, tag: libdrm-2.4.64, tag: 2.4.64)
ab2fadabde3829b1ec56bd4756165dd9bd281488 from
git://git.freedesktop.org/git/mesa/drm
intel-driver: (HEAD, origin/master, origin/HEAD, master)
2a72f99d24714f2a58f400ef63b913d4cf9080b3 from
git://git.freedesktop.org/git/vaapi/intel-driver
libva: (HEAD, tag: libva-1.6.1, origin/v1.6-branch)
613eb962b45fbbd1526d751e88e0d8897af6c0e0 from
git://git.freedesktop.org/git/vaapi/libva
mesa: (HEAD, tag: mesa-10.6.7) 32efdc87cbf89cfe08ad9571cd756e27c803caa8 from
git://git.freedesktop.org/git/mesa/mesa
xf86-video-intel: (HEAD, origin/master, origin/HEAD, master)
f0fd4d500de03c30c7ce19915f85acadd1ca4e5d from
git://git.freedesktop.org/git/xorg/driver/xf86-video-intel
xserver: (HEAD, tag: xorg-server-1.17.2)
2123f7682d522619f101b05fb75efa75dabbe371 from
git://git.freedesktop.org/git/xorg/xserver

intel-gpu-tools: (HEAD, tag: intel-gpu-tools-1.12)
1f9e0550455be4b219954a026407dd23ec21b299 from
git://git.freedesktop.org/git/xorg/app/intel-gpu-tools


dmesg:
======

[  187.076845] gem_eio: executing
[  187.077322] [drm:i915_gem_open] 
[  187.077899] [drm:i915_gem_object_create_stolen] creating stolen object:
size=4000
[  187.077915] [drm:i915_pages_create_for_stolen] offset=0x7f9000, size=16384
[  187.078569] [drm:i915_gem_object_create_stolen] creating stolen object:
size=4000
[  187.078585] [drm:i915_pages_create_for_stolen] offset=0x7fd000, size=16384
[  187.078728] [drm:i915_gem_object_create_stolen] creating stolen object:
size=4000
[  187.078749] [drm:i915_pages_create_for_stolen] offset=0x801000, size=16384
[  187.078884] [drm:i915_gem_object_create_stolen] creating stolen object:
size=4000
[  187.078896] [drm:i915_pages_create_for_stolen] offset=0x805000, size=16384
[  187.079389] [drm:i915_gem_open] 
[  187.079846] gem_eio: starting subtest throttle
[  187.080834] Setting dangerous option reset - tainting kernel
[  189.074245] [drm:edp_panel_vdd_off_sync] Turning eDP port C VDD off
[  189.074267] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL:
0xabcd0007
[  192.811793] [drm] stuck on render ring
[  192.821369] [drm] GPU HANG: ecode 8:0:0xe757fffe, in gem_eio [3772], reason:
Ring hung, action: reset
[  192.821694] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[  192.821701] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[  192.821705] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[  192.821709] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[  192.821714] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[  192.822994] [drm:i915_reset_and_wakeup] resetting chip
[  192.823718] drm/i915: Resetting chip after gpu hang
[  192.823770] [drm:i915_reset [i915]] *ERROR* Failed to reset chip: -19
[  192.824878] Setting dangerous option reset - tainting kernel
[  192.990672] gem_eio: exiting, ret=99

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