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Date:   Tue, 5 Dec 2023 09:37:05 +0100
From:   Maxime Ripard <mripard@kernel.org>
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     kunit-dev@googlegroups.com, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org, lkft-triage@lists.linaro.org,
        regressions@lists.linux.dev, davidgow@google.com,
        dan.carpenter@linaro.org, maarten.lankhorst@linux.intel.com,
        tzimmermann@suse.de, airlied@gmail.com, daniel@ffwll.ch,
        Linux Kernel Functional Testing <lkft@linaro.org>
Subject: Re: Kunit drm_test_check_plane_state: EXPECTATION FAILED at
 drivers/gpu/drm/tests/drm_plane_helper_test.c:123
Message-ID: <rxv7jlfuwjib443pzdepbtgu454gdzemd3ojmmhbnhr4syneve@6me3bduyx2ee>
References: <20231204173536.51003-1-naresh.kamboju@linaro.org>
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Hi Naresh,

Thanks for the report

On Mon, Dec 04, 2023 at 11:05:36PM +0530, Naresh Kamboju wrote:
> The Kunit drm_plane_helper failed on all devices running Linux next-20231=
204
>=20
> ## Test Regressions (compared to next-20231201)
> * qemu-armv7, kunit and
> * x86, kunit
>   - drm_test_check_invalid_plane_state_downscaling_invalid
>   - drm_test_check_invalid_plane_state_drm_plane_helper
>   - drm_test_check_invalid_plane_state_drm_test_check_invalid_plane_state
>   - drm_test_check_invalid_plane_state_positioning_invalid
>   - drm_test_check_invalid_plane_state_upscaling_invalid
>   - drm_test_check_plane_state_clipping_rotate_reflect
>   - drm_test_check_plane_state_clipping_simple
>   - drm_test_check_plane_state_downscaling
>   - drm_test_check_plane_state_drm_test_check_plane_state
>   - drm_test_check_plane_state_positioning_simple
>   - drm_test_check_plane_state_rounding1
>   - drm_test_check_plane_state_rounding2
>   - drm_test_check_plane_state_rounding3
>   - drm_test_check_plane_state_rounding4
>   - drm_test_check_plane_state_upscaling

I found the source of failure to be f1e75da5364e ("drm/atomic: Loosen FB
atomic checks").

Fortunately for us, it's already been reverted yesterday for some
unrelated reason, so it should be fixed in next-20231205 onward.

Maxime

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