[Bug 75145] [SNB Regression]igt/kms_flip/flip-vs-modeset-vs-hang doesn't exit testing

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75145

--- Comment #4 from lu hua <huax.lu at intel.com> ---
It randomly has timeout issue, sometimes it aborted. It doesn't exit testing 3
in 5 runs, the rest 3 runs are aborted.
output:
IGT-Version: 1.5-g072d358 (i686) (Linux:
3.14.0-rc5_drm-intel-nightly_2bbdb4_20140304+ i686)
Using monotonic timestamps
Beginning flip-vs-panning-vs-hang on crtc 3, connector 7
  1280x1024 60 1280 1328 1440 1688 1024 1025 1028 1066 0x5 0x48 108000
...Test assertion failure function run_test_step, file kms_flip.c:933:
Last errno: 5, Input/output error
Failed assertion: hang
failed to exercise page flip hang recovery
Subtest flip-vs-panning-vs-hang: FAIL
Test assertion failure function gem_quiescent_gpu, file drmtest.c:156:
Last errno: 5, Input/output error
Failed assertion: drmIoctl((fd), ((((1U) << (((0+8)+8)+14)) | ((('d')) <<
(0+8)) | (((0x40 + 0x29)) << 0) | ((((sizeof(struct
drm_i915_gem_execbuffer2)))) << ((0+8)+8)))), (&execbuf)) == 0
kms_flip: drmtest.c:1113: igt_fail: Assertion `!test_with_subtests ||
in_fixture' failed.
Aborted (core dumped)

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