Bug 88989

==System Environment==
--------------------------
Regression: not sure

no-working platforms: BSW

==kernel==
--------------------------
drm-intel-nightly/9583cb470cd82997b5f23d4acab852563f5c0047
commit 9583cb470cd82997b5f23d4acab852563f5c0047
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Wed Feb 4 15:22:12 2015 +0100

    drm-intel-nightly: 2015y-02m-04d-14h-21m-52s UTC integration manifest

==Bug detailed description==
-----------------------------
It fails on BSW with drm-intel-nightly kernel in recently 5 days, but I am unable to reproduce it. I guess some case impacts it.In automation testing, it works well on drm-intel-nightly kernel 2c2cd37eb3b97bb8846ac3bf75dcb8b4948922d0
Author: Jani Nikula <jani.nikula@intel.com>
Date:   Mon Jan 26 11:39:01 2015 +0200

    drm-intel-nightly: 2015y-01m-26d-09h-38m-30s UTC integration manifest

test log:
@test: Intel_gpu_tools/igt_gem_workarounds_reset
returncode: 0
info: @@@Returncode: 0

test case start at: Sun Jan 25 15:58:37 2015
test case end at:   Sun Jan 25 15:58:49 2015

Errors:


Dmesg:
<6>[ 1311.315395] [drm] stuck on render ring
<6>[ 1311.346489] [drm] GPU HANG: ecode 8:0:0xeed7ef6b, in gem_workarounds [27443], reason: Ring hung, action: reset
<6>[ 1311.346495] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
<6>[ 1311.346498] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
<6>[ 1311.346501] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
<6>[ 1311.346503] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
<6>[ 1311.346506] [drm] GPU crash dump saved to /sys/class/drm/card0/error
<6>[ 1311.347991] [drm] Simulated gpu hang, resetting stop_rings
<5>[ 1311.347998] drm/i915: Resetting chip after gpu hang


Output:
             command   pid dev master a   uid      magic
Test Environment check: Succeeded.
[1/1] fail: 1 |
[1/1] fail: 1 /


Thank you for running Piglit!
Results have been written to /GFX/Test/Piglit/piglit/t
{
    "results_version": 2,
    "uname": "Linux x-bsw01 3.19.0-rc7_drm-intel-nightly_0eafcb_20150204+ #38 SMP Wed Feb 4 11:26:26 CST 2015 x86_64 x86_64 x86_64 GNU/Linux\n",
    "time_elapsed": 6.36963415145874,
    "tests": {
        "igt/gem_workarounds/reset": {
            "returncode": 99,
            "err": "(gem_workarounds:27443) CRITICAL: Test assertion failure function check_workarounds, file gem_workarounds.c:178:\n(gem_workarounds:27443) CRITICAL: Failed assertion: workaround_fail_count() == 0\n",
            "environment": "PIGLIT_SOURCE_DIR=\"/GFX/Test/Piglit/piglit\" PIGLIT_PLATFORM=\"mixed_glx_egl\"",
            "command": "/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests/gem_workarounds --run-subtest reset",
            "result": "fail",
            "time": 6.199280023574829,
            "out": "IGT-Version: 1.9-g87edb51 (x86_64) (Linux: 3.19.0-rc7_drm-intel-nightly_0eafcb_20150204+ x86_64)\n(gem_workarounds:27443) WARNING: 0x0E4F0\t0x01200120\t0x00000120\t0xFFFF0000\tFAIL\n(gem_workarounds:27443) WARNING: 0x07300\t0x08100810\t0x00000810\t0x00000000\tFAIL\n(gem_workarounds:27443) WARNING: 0x07000\t0x00040000\t0x00000004\t0x00000004\tFAIL\n(gem_workarounds:27443) WARNING: 0x07004\t0x00400040\t0x00000040\t0x00000180\tFAIL\n(gem_workarounds:27443) WARNING: 0x07018\t0x80008000\t0x00008000\t0x00000000\tFAIL\n(gem_workarounds:27443) WARNING: 0x07008\t0x02800200\t0x00000280\t0x00000000\tFAIL\nSubtest reset: FAIL (6.173s)\n"


output(run binary):
IGT-Version: 1.9-g87edb51 (x86_64) (Linux: 3.19.0-rc7_drm-intel-nightly_9583cb_20150205+ x86_64)
Subtest reset: SUCCESS (5.970s)

==Reproduce steps==
---------------------------- 
1. run full igt