This issue was originally created at 2024-02-19T10:07:10.284Z as a Gitlab issue:
https://gitlab.com/redhat/centos-stream/tests/kernel/kernel-tests/-/issues/1870

1. Snippet of test failure

KTAP version 1
1..1
KTAP version 1

1. Subtest: drm_format_helper_test
   1..17
   KTAP version 1
2. Subtest: drm_test_fb_xrgb8888_to_gray8
   ok 1 single_pixel_source_buffer
   ok 2 single_pixel_clip_rectangle
   ok 3 well_known_colors
   ok 4 destination_pitch
3. drm_test_fb_xrgb8888_to_gray8: pass:4 fail:0 skip:0 total:4
   ok 1 drm_test_fb_xrgb8888_to_gray8
   KTAP version 1
4. Subtest: drm_test_fb_xrgb8888_to_rgb332
   ok 1 single_pixel_source_buffer
   ok 2 single_pixel_clip_rectangle
   ok 3 well_known_colors
   ok 4 destination_pitch
5. drm_test_fb_xrgb8888_to_rgb332: pass:4 fail:0 skip:0 total:4
   ok 2 drm_test_fb_xrgb8888_to_rgb332
   KTAP version 1
6. Subtest: drm_test_fb_xrgb8888_to_rgb565
   ok 1 single_pixel_source_buffer
   ok 2 single_pixel_clip_rectangle
   ok 3 well_known_colors
   ok 4 destination_pitch
7. drm_test_fb_xrgb8888_to_rgb565: pass:4 fail:0 skip:0 total:4
   ok 3 drm_test_fb_xrgb8888_to_rgb565
   KTAP version 1
8. Subtest: drm_test_fb_xrgb8888_to_xrgb1555
   ok 1 single_pixel_source_buffer
   ok 2 single_pixel_clip_rectangle
   ok 3 well_known_colors
   ok 4 destination_pitch
9. drm_test_fb_xrgb8888_to_xrgb1555: pass:4 fail:0 skip:0 total:4
   ok 4 drm_test_fb_xrgb8888_to_xrgb1555
   KTAP version 1
10. Subtest: drm_test_fb_xrgb8888_to_argb1555
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
11. drm_test_fb_xrgb8888_to_argb1555: pass:4 fail:0 skip:0 total:4
    ok 5 drm_test_fb_xrgb8888_to_argb1555
    KTAP version 1
12. Subtest: drm_test_fb_xrgb8888_to_rgba5551
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
13. drm_test_fb_xrgb8888_to_rgba5551: pass:4 fail:0 skip:0 total:4
    ok 6 drm_test_fb_xrgb8888_to_rgba5551
    KTAP version 1
14. Subtest: drm_test_fb_xrgb8888_to_rgb888
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
15. drm_test_fb_xrgb8888_to_rgb888: pass:4 fail:0 skip:0 total:4
    ok 7 drm_test_fb_xrgb8888_to_rgb888
    KTAP version 1
16. Subtest: drm_test_fb_xrgb8888_to_argb8888
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
17. drm_test_fb_xrgb8888_to_argb8888: pass:4 fail:0 skip:0 total:4
    ok 8 drm_test_fb_xrgb8888_to_argb8888
    KTAP version 1
18. Subtest: drm_test_fb_xrgb8888_to_xrgb2101010
19. drm_test_fb_xrgb8888_to_xrgb2101010: EXPECTATION FAILED at drivers/gpu/drm/tests/drm_format_helper_test.c:1006
    Expected buf == result->expected, but
    buf ==
    <00><00><f0><3f>
    result->expected ==
    <3f><f0><00><00>
    not ok 1 single_pixel_source_buffer
20. drm_test_fb_xrgb8888_to_xrgb2101010: EXPECTATION FAILED at drivers/gpu/drm/tests/drm_format_helper_test.c:1006
    Expected buf == result->expected, but
    buf ==
    <00><00><f0><3f>
    result->expected ==
    <3f><f0><00><00>
    not ok 2 single_pixel_clip_rectangle
21. drm_test_fb_xrgb8888_to_xrgb2101010: EXPECTATION FAILED at drivers/gpu/drm/tests/drm_format_helper_test.c:1006
    Expected buf == result->expected, but
    buf ==
    <ff> ff ff <3f> 00 00 00 00 <00><00><f0><3f> 00 <fc><0f> 00
    <ff><03><00><00><ff><03><f0><3f><00><fc><ff><3f><ff><ff><0f><00>
    result->expected ==
    <3f> ff ff <ff> 00 00 00 00 <3f><f0><00><00> 00 <0f><fc> 00
    <00><00><03><ff><3f><f0><03><ff><3f><ff><fc><00><00><0f><ff><ff>
    not ok 3 well_known_colors
22. drm_test_fb_xrgb8888_to_xrgb2101010: EXPECTATION FAILED at drivers/gpu/drm/tests/drm_format_helper_test.c:1006
    Expected buf == result->expected, but
    buf ==
    <72><46><84><03><14><d4><44><04><0c><3c><2f><2a> 00 00 00 00
    00 00 00 00 <cd><0d><1f><1b><72><46><84><03><14><d4><44><04>
    00 00 00 00 00 00 00 00 <0c><30><20><2a><cd><0d><1f><1b>
    <72><46><84><03> 00 00 00 00 00 00 00 00
    result->expected ==
    <03><84><46><72><04><44><d4><14><2a><2f><3c><0c> 00 00 00 00
    00 00 00 00 <1b><1f><0d><cd><03><84><46><72><04><44><d4><14>
    00 00 00 00 00 00 00 00 <2a><20><30><0c><1b><1f><0d><cd>
    <03><84><46><72> 00 00 00 00 00 00 00 00
    not ok 4 destination_pitch
23. drm_test_fb_xrgb8888_to_xrgb2101010: pass:0 fail:4 skip:0 total:4
    not ok 9 drm_test_fb_xrgb8888_to_xrgb2101010
    KTAP version 1
24. Subtest: drm_test_fb_xrgb8888_to_argb2101010
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
25. drm_test_fb_xrgb8888_to_argb2101010: pass:4 fail:0 skip:0 total:4
    ok 10 drm_test_fb_xrgb8888_to_argb2101010
    KTAP version 1
26. Subtest: drm_test_fb_xrgb8888_to_mono
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
27. drm_test_fb_xrgb8888_to_mono: pass:4 fail:0 skip:0 total:4
    ok 11 drm_test_fb_xrgb8888_to_mono
    KTAP version 1
28. Subtest: drm_test_fb_swab
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
29. drm_test_fb_swab: pass:4 fail:0 skip:0 total:4
    ok 12 drm_test_fb_swab
    KTAP version 1
30. Subtest: drm_test_fb_xrgb8888_to_xbgr8888
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
31. drm_test_fb_xrgb8888_to_xbgr8888: pass:4 fail:0 skip:0 total:4
    ok 13 drm_test_fb_xrgb8888_to_xbgr8888
    KTAP version 1
32. Subtest: drm_test_fb_xrgb8888_to_abgr8888
    ok 1 single_pixel_source_buffer
    ok 2 single_pixel_clip_rectangle
    ok 3 well_known_colors
    ok 4 destination_pitch
33. drm_test_fb_xrgb8888_to_abgr8888: pass:4 fail:0 skip:0 total:4
    ok 14 drm_test_fb_xrgb8888_to_abgr8888
    KTAP version 1
34. Subtest: drm_test_fb_clip_offset
    ok 1 pass through
    ok 2 horizontal offset
    ok 3 vertical offset
    ok 4 horizontal and vertical offset
    ok 5 horizontal offset (custom pitch)
    ok 6 vertical offset (custom pitch)
    ok 7 horizontal and vertical offset (custom pitch)
35. drm_test_fb_clip_offset: pass:7 fail:0 skip:0 total:7
    ok 15 drm_test_fb_clip_offset
    KTAP version 1
36. Subtest: drm_test_fb_build_fourcc_list
    ok 1 no native formats
    ok 2 XRGB8888 as native format
    ok 3 remove duplicates
    ok 4 convert alpha formats
    ok 5 random formats
37. drm_test_fb_build_fourcc_list: pass:5 fail:0 skip:0 total:5
    ok 16 drm_test_fb_build_fourcc_list
    KTAP version 1
38. Subtest: drm_test_fb_memcpy
    ok 1 single_pixel_source_buffer: XR24 little-endian (0x34325258)
    ok 2 single_pixel_source_buffer: XRA8 little-endian (0x38415258)
    ok 3 single_pixel_source_buffer: YU24 little-endian (0x34325559)
    ok 4 single_pixel_clip_rectangle: XB24 little-endian (0x34324258)
    ok 5 single_pixel_clip_rectangle: XRA8 little-endian (0x38415258)
    ok 6 single_pixel_clip_rectangle: YU24 little-endian (0x34325559)
    ok 7 well_known_colors: XB24 little-endian (0x34324258)
    ok 8 well_known_colors: XRA8 little-endian (0x38415258)
    ok 9 well_known_colors: YU24 little-endian (0x34325559)
    ok 10 destination_pitch: XB24 little-endian (0x34324258)
    ok 11 destination_pitch: XRA8 little-endian (0x38415258)
    ok 12 destination_pitch: YU24 little-endian (0x34325559)
39. drm_test_fb_memcpy: pass:12 fail:0 skip:0 total:12
    ok 17 drm_test_fb_memcpy
40. module: drm_format_helper_test
41. drm_format_helper_test: pass:16 fail:1 skip:0 total:17
42. Totals: pass:76 fail:4 skip:0 total:80
    not ok 1 drm_format_helper_test

1. Test logs on DataWarehouse

https://datawarehouse.cki-project.org/kcidb/tests/11298973#result-16909155

1. DataWarehouse issue

https://datawarehouse.cki-project.org/issue/2513

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