Also, CI_DRM_3221 KBL-shards:	

(kms_flip:1404) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:726:
(kms_flip:1404) CRITICAL: Failed assertion: gettime_us() - start < 500
(kms_flip:1404) CRITICAL: Last errno: 4, Interrupted system call
Subtest flip-vs-expired-vblank-interruptible failed.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3221/shard-kbl6/igt@kms_flip@flip-vs-expired-vblank-interruptible.html

Also, APL-shards:

(kms_flip:3593) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:726:
(kms_flip:3593) CRITICAL: Failed assertion: gettime_us() - start < 500
(kms_flip:3593) CRITICAL: Last errno: 25, Inappropriate ioctl for device
Subtest flip-vs-expired-vblank failed.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3251/shard-apl4/igt@kms_flip@flip-vs-expired-vblank.html

Also, GLK-shards:
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3328/shard-glkb3/igt@kms_flip@flip-vs-expired-vblank-interruptible.html

(kms_flip:2417) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:727:
(kms_flip:2417) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:2417) CRITICAL: Last errno: 4, Interrupted system call
Subtest flip-vs-expired-vblank-interruptible failed.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3668/shard-hsw6/igt@kms_flip@2x-flip-vs-expired-vblank.html

(kms_flip:2150) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:727:
(kms_flip:2150) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:2150) CRITICAL: Last errno: 25, Inappropriate ioctl for device
Subtest 2x-flip-vs-expired-vblank failed.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3672/shard-hsw5/igt@kms_flip@2x-flip-vs-expired-vblank-interruptible.html

(kms_flip:2903) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:727:
(kms_flip:2903) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:2903) CRITICAL: Last errno: 4, Interrupted system call
Subtest 2x-flip-vs-expired-vblank-interruptible failed.

https://intel-gfx-ci.01.org/tree/drm-tip/IGT_4247/shard-snb5/igt@kms_flip@flip-vs-expired-vblank-interruptible.html


(kms_flip:1818) CRITICAL: Test assertion failure function run_test_step, file kms_flip.c:710:
(kms_flip:1818) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:1818) CRITICAL: Last errno: 4, Interrupted system call
Subtest flip-vs-expired-vblank-interruptible failed.

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_1/fi-snb-2520m/igt@kms_flip@2x-flip-vs-expired-vblank-interruptible.html

(kms_flip:2801) CRITICAL: Test assertion failure function run_test_step, file ../tests/kms_flip.c:710:
(kms_flip:2801) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:2801) CRITICAL: Last errno: 25, Inappropriate ioctl for device
Subtest 2x-flip-vs-expired-vblank-interruptible failed.

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_9/fi-cfl-s3/igt@kms_flip@2x-flip-vs-expired-vblank.html

(kms_flip:1652) CRITICAL: Test assertion failure function run_test_step, file ../tests/kms_flip.c:710:
(kms_flip:1652) CRITICAL: Failed assertion: reply.sequence == exp_seq
(kms_flip:1652) CRITICAL: Last errno: 25, Inappropriate ioctl for device
Subtest 2x-flip-vs-expired-vblank failed.

A CI Bug Log filter associated to this bug has been updated:

{- all machines: flip-vs-expired-vblank - Failed assertion: reply.sequence == exp_seq -}
{+ every up to ICL: flip-vs-expired-vblank - Failed assertion: reply.sequence == exp_seq +}

 No new failures caught with the new filter

https://patchwork.freedesktop.org/series/59005/

A CI Bug Log filter associated to this bug has been updated:

{- every up to ICL: flip-vs-expired-vblank - Failed assertion: reply.sequence == exp_seq -}
{+ all machines: flip-vs-expired-vblank - Failed assertion: reply.sequence == exp_seq +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_5960/re-icl-u/igt@kms_flip@2x-flip-vs-expired-vblank-interruptible.html

(In reply to Daniel Vetter from comment #10)
> https://patchwork.freedesktop.org/series/59005/

Merged:

commit 7d46f6e4c94bbf8c30c0910880503571f272898c
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Thu Apr 4 13:33:00 2019 +0200

    tests/kms_flip: Improve asserts for expired vblank tests
    
    Step 1 in debugging: Actually understand what's going wrong.
    
    References: https://bugs.freedesktop.org/show_bug.cgi?id=102887
    Cc: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
    Cc: "Peres, Martin" <martin.peres@intel.com>
    Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
    Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

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