[Bug 85359] [BSW]igt/kms_flip_tiling/flip-changes-tiling sporadically fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=85359

lu hua <huax.lu at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|bisect_pending              |
             Status|NEEDINFO                    |NEW
            Summary|[BSW                        |[BSW]igt/kms_flip_tiling/fl
                   |Regression]igt/kms_flip_til |ip-changes-tiling
                   |ing/flip-changes-tiling     |sporadically fails
                   |fails                       |

--- Comment #2 from lu hua <huax.lu at intel.com> ---
Retest on latest -nightly kernel, It sporadically fails. fail rate: 3/5
output:
[root at x-bsw01 tests]# ./kms_flip_tiling --run-subtest flip-changes-tiling
IGT-Version: 1.8-gddf0f09 (x86_64) (Linux:
3.18.0-rc6_drm-intel-nightly_0db9cf_20141201+ x86_64)
Subtest flip-changes-tiling: SUCCESS (3.312s)
[root at x-bsw01 tests]# ./kms_flip_tiling --run-subtest flip-changes-tiling
IGT-Version: 1.8-gddf0f09 (x86_64) (Linux:
3.18.0-rc6_drm-intel-nightly_0db9cf_20141201+ x86_64)
Test assertion failure function test_flip_changes_tiling, file
kms_flip_tiling.c:110:
Failed assertion: igt_crc_equal(&reference_crc, &crc)
Subtest flip-changes-tiling: FAIL (2.463s)
[root at x-bsw01 tests]# ./kms_flip_tiling --run-subtest flip-changes-tiling
IGT-Version: 1.8-gddf0f09 (x86_64) (Linux:
3.18.0-rc6_drm-intel-nightly_0db9cf_20141201+ x86_64)
Subtest flip-changes-tiling: SUCCESS (3.255s)
[root at x-bsw01 tests]# ./kms_flip_tiling --run-subtest flip-changes-tiling
IGT-Version: 1.8-gddf0f09 (x86_64) (Linux:
3.18.0-rc6_drm-intel-nightly_0db9cf_20141201+ x86_64)
Test assertion failure function test_flip_changes_tiling, file
kms_flip_tiling.c:110:
Failed assertion: igt_crc_equal(&reference_crc, &crc)
Subtest flip-changes-tiling: FAIL (2.470s)
[root at x-bsw01 tests]# ./kms_flip_tiling --run-subtest flip-changes-tiling
IGT-Version: 1.8-gddf0f09 (x86_64) (Linux:
3.18.0-rc6_drm-intel-nightly_0db9cf_20141201+ x86_64)
Test assertion failure function test_flip_changes_tiling, file
kms_flip_tiling.c:110:
Failed assertion: igt_crc_equal(&reference_crc, &crc)
Subtest flip-changes-tiling: FAIL (2.455s)

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