[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 #20 from cprigent <christophe.prigent at intel.com> ---
Created attachment 117892
  --> https://bugs.freedesktop.org/attachment.cgi?id=117892&action=edit
dmesg_4.2-rc8-with-patch

Patch is successfully applied. It is still reproduced:

./run-tests.sh -t igt at gem_eio@throttle
[   246.651824] [drm:i915_reset [i915]] *ERROR* Failed to reset chip: -19
[   246.654418] [drm:i915_gem_init_hw [i915]] *ERROR* Failed to initialize GuC,
error -5 (ignored)
[1/1] dmesg-warn: 1 /
Thank you for running Piglit!

dmesg:
[  240.752498] gem_eio: starting subtest throttle
[  240.752984] Setting dangerous option reset - tainting kernel
[  246.651369] [drm] stuck on render ring
[  246.651623] [drm] GPU HANG: ecode 9:0:0xe757fffe, in gem_eio [2986], reason:
Ring hung, action: reset
[  246.651628] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[  246.651631] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[  246.651634] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[  246.651636] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[  246.651639] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[  246.651678] [drm:i915_reset_and_wakeup] resetting chip
[  246.651786] drm/i915: Resetting chip after gpu hang
[  246.651824] [drm:i915_reset [i915]] *ERROR* Failed to reset chip: -19
[  246.652094] Setting dangerous option reset - tainting kernel
[  246.652491] [drm] GPU HANG: ecode 9:0:0xe757fffe, reason: Manually setting
wedged to 1, action: reset
[  246.652548] [drm:i915_reset_and_wakeup] resetting chip
[  246.654278] drm/i915: Resetting chip after gpu hang
[  246.654306] [drm:gen8_init_common_ring] Execlists enabled for render ring
[  246.654320] [drm:gen8_init_common_ring] Execlists enabled for bsd ring
[  246.654329] [drm:gen8_init_common_ring] Execlists enabled for blitter ring
[  246.654338] [drm:gen8_init_common_ring] Execlists enabled for video
enhancement ring
[  246.654344] [drm:intel_guc_ucode_load] GuC fw status: fetch FAIL, load FAIL
[  246.654355] [drm:intel_guc_ucode_load] GuC fw fetch status FAIL
[  246.654418] [drm:i915_gem_init_hw [i915]] *ERROR* Failed to initialize GuC,
error -5 (ignored)
[  246.655228] gem_eio: exiting, ret=0

SKYLAKE Y
CPU : Intel(R) Core(TM) m3-6Y30 CPU @ 0.8GHz 4MB (family: 6, model: 78
stepping: 3)
MCP : SKL-Y D1 2+2
QDF : QVY3
CPU : SKL D1
Chipset PCH: Sunrise Point LP C1
CRB : SKY LAKE Y LPDDR3 RVP3 CRB FAB2
Reworks : All Mandatories + FBS02 & FBS03, O-06
Software
BIOS : SKLSE2R1.R00.X093.B02.1507222151
ME FW : 11.0.0.1163
Ksc (EC FW): 1.15
Linux distribution: Ubuntu 14.04 LTS 64 bits
Kernel: drm-intel-nightly 30263ef782e0548c114fb6f2771b58b27c56ba0d 4.2.0-rc7
from git://anongit.freedesktop.org/drm-intel
Mesa: mesa-10.6.3 ddc976368fef367e464472ebcc2ac4fd89eb9fd8 from
http://cgit.freedesktop.org/mesa/mesa/ 
Xf86_video_intel: 2.99.917 baec802b21387d04aebb10ac29e719a1800c5aa0 from
http://cgit.freedesktop.org/xorg/driver/xf86-video-intel/ 
Libdrm: libdrm-2.4.62 ba4b5ac010ab85406ec52e3906e13d58cd9aa782 from
http://cgit.freedesktop.org/mesa/drm/ 
Cairo: 1.14.2 from 93422b3cb5e0ef8104b8194c8873124ce2f5ea2d
http://cgit.freedesktop.org/cairo 
libva: libva-1.6.0 a8008998bc0d4a76ae6927607c048e52ba50fd0e from
http://cgit.freedesktop.org/libva/ 
intel-driver: 1.6.0 32268c46d538667d437dc9266aa4c183e51c1286 from
http://cgit.freedesktop.org/vaapi/intel-driver 
Xserver: xorg-server-1.17.2 2123f7682d522619f101b05fb75efa75dabbe371 from
http://cgit.freedesktop.org/xorg/xserver

Kernel commit log:
commit 30263ef782e0548c114fb6f2771b58b27c56ba0d
Author: Jani Nikula
Date: Mon Aug 17 10:19:43 2015 +0300
drm-intel-nightly: 2015y-08m-17d-07h-19m-25s UTC integration manifest

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