Created attachment 132638 [details]
IGToutput

The following tests show new FAIL on HSW 

Tests List:

igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-atomic
igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy


======================================
        Output
======================================

(kms_cursor_legacy:5828) igt-debugfs-DEBUG: CRC mismatch at index 0: 0x87acf6a4 != 0xcdacf93b
(kms_cursor_legacy:5828) igt-debugfs-CRITICAL: Test assertion failure function igt_assert_crc_equal, file igt_debugfs.c:325:
(kms_cursor_legacy:5828) igt-debugfs-CRITICAL: Failed assertion: !mismatch
(kms_cursor_legacy:5828) igt-core-INFO: Stack trace:
(kms_cursor_legacy:5828) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(kms_cursor_legacy:5828) igt-core-INFO:   #1 [igt_assert_crc_equal+0x5d]
(kms_cursor_legacy:5828) igt-core-INFO:   #2 [flip_vs_cursor_busy_crc+0x3d5]
(kms_cursor_legacy:5828) igt-core-INFO:   #3 [__real_main1411+0x12aa]
(kms_cursor_legacy:5828) igt-core-INFO:   #4 [main+0x33]
(kms_cursor_legacy:5828) igt-core-INFO:   #5 [__libc_start_main+0xf1]
(kms_cursor_legacy:5828) igt-core-INFO:   #6 [_start+0x29]
(kms_cursor_legacy:5828) igt-core-INFO:   #7 [<unknown>+0x29]
****  END  ****
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #1 [igt_assert_crc_equal+0x5d]
  #2 [flip_vs_cursor_busy_crc+0x3d5]
  #3 [__real_main1411+0x12aa]
  #4 [main+0x33]
  #5 [__libc_start_main+0xf1]
  #6 [_start+0x29]
  #7 [<unknown>+0x29]
Subtest flip-vs-cursor-busy-crc-atomic: FAIL (9.852s)
(kms_cursor_legacy:5828) igt-core-DEBUG: Exiting with status code 99


This is my configuration:

======================================
        Graphic stack
======================================

Component: drm
    tag: libdrm-2.4.81-52-g05a830d
    commit: 05a830d382382905d87b55af90aa109fb76e4c16

Component: cairo
    tag: 1.15.6-30-gc29db4f
    commit: c29db4f0de52727406a8b62f4da9a382084b5a79

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.19-234-g490b386
    commit: 490b386ae36d393cdea514882a2437c6e964c13f

Component: piglit
    tag: piglit-v1
    commit: dab15137044c34023b1a843e72e781b03b17548b

======================================
	     Software
======================================
kernel version              : 4.13.0-drm-tip-ww36-commit-9dd459e+
hostname                    : gfx-desktop
architecture                : x86_64
os version                  : Ubuntu 16.10
os codename                 : yakkety
kernel driver               : i915
bios revision               : 4.6
bios release date           : 03/02/2017
hardware acceleration       : disabled
swap partition              : enabled on (/dev/sda3)

======================================
	Graphic drivers
======================================
libdrm                      : 2.4.83
cairo                       : 1.15.9
intel-gpu-tools (tag)       : intel-gpu-tools-1.19-234-g490b386
intel-gpu-tools (commit)    : 490b386

======================================
	     Hardware
======================================
platform                   : Haswell-Nuc
motherboard id             : D54250WYK
form factor                : Desktop
cpu family                 : Core i5
cpu family id              : 6
cpu information            : Intel(R) Core(TM) i5-4250U CPU @ 1.30GHz
gpu card                   : Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 09) (prog-if 00 [VGA controller])
memory ram                 : 1.83 GB
max memory ram             : 16 GB
cpu thread                 : 4
cpu core                   : 2
cpu model                  : 69
cpu stepping               : 1
socket                     : Socket LGA1150
signature                  : Type 0, Family 6, Model 69, Stepping 1
hard drive                 : 223GiB (240GB)
current cd clock frequency : 450000 kHz
maximum cd clock frequency : 450000 kHz
displays connected         : DP-1

Created attachment 133975 [details]
Dmesg.log

Created attachment 133976 [details]
Output (....Atomic test)

Created attachment 133977 [details]
Output (....Legacy test)

Quite likely same issue as 102259, could you test the patch posted there?

commit 1043c09ccbcba8e5c2ec5f2a358a442346348bd8 (HEAD -> master, origin/master, origin/HEAD)
Author: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date:   Tue Sep 19 13:31:13 2017 +0200

    tests/kms_cursor_legacy: Do not start collecting CRC after making FB busy