[Bug 76670] New: [IVB/HSW Bisected]igt/gen7_forcewake_mt fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=76670

          Priority: high
            Bug ID: 76670
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [IVB/HSW Bisected]igt/gen7_forcewake_mt fails
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: Linux (All)
          Reporter: huax.lu at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 96437
  --> https://bugs.freedesktop.org/attachment.cgi?id=96437&action=edit
dmesg

System Environment:
--------------------------
Platform: Ivybridge
Kernel:  drm-intel-nightly/07071a9d41aed59f4f2ba66afb82ec35557a80c1

Bug detailed description:
-----------------------------
It fails on Ivybridge and haswell with -queued and -nightly kernel.
Bisect shows: 6d42f94084b8c69813d7ecd0466c33fe561bf127 is the first bad commit
commit 6d42f94084b8c69813d7ecd0466c33fe561bf127
Author:     Brad Volkin <bradley.d.volkin at intel.com>
AuthorDate: Tue Feb 18 10:15:57 2014 -0800
Commit:     Daniel Vetter <daniel.vetter at ffwll.ch>
CommitDate: Tue Mar 25 14:11:39 2014 +0100

    drm/i915: Enable command parsing by default

    v2: rebased

    OTC-Tracker: AXIA-4631
    Change-Id: I6747457e1fe7494bd42787af51198fcba398ad78
    Signed-off-by: Brad Volkin <bradley.d.volkin at intel.com>
    Reviewed-by: Jani Nikula <jani.nikula at intel.com>
    [danvet: Resolve tiny conflict in module option text.]
    Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>


output:
IGT-Version: 1.6-gc819014 (x86_64) (Linux:
3.14.0-rc7_drm-intel-nightly_07071a_20140326+ x86_64)
Test assertion failure function gem_execbuf, file ioctl_wrappers.c:396:
Last errno: 22, Invalid argument
Failed assertion: ret == 0

Reproduce steps:
----------------------------
1. ./gen7_forcewake_mt

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