Re: [igt-dev] ✗ Fi.CI.IGT: failure for lib/igt_fb: A few changes to fix test runs on ADL_P

["Ville Syrjälä" <ville.syrjala@linux.intel.com>]

On Tue, May 04, 2021 at 06:00:58PM +0300, Imre Deak wrote:
> On Fri, Apr 30, 2021 at 12:55:28AM +0000, Patchwork wrote:
> > == Series Details ==
> > 
> > Series: lib/igt_fb: A few changes to fix test runs on ADL_P
> > URL   : https://patchwork.freedesktop.org/series/89668/
> > State : failure
> > 
> > == Summary ==
> > 
> > CI Bug Log - changes from CI_DRM_10028_full -> IGTPW_5771_full
> > ====================================================
> > 
> > Summary
> > -------
> > 
> >   **FAILURE**
> > 
> >   Serious unknown changes coming with IGTPW_5771_full absolutely need to be
> >   verified manually.
> >   
> >   If you think the reported changes have nothing to do with the changes
> >   introduced in IGTPW_5771_full, please notify your bug team to allow them
> >   to document this new failure mode, which will reduce false positives in CI.
> > 
> >   External URL: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_5771/index.html
> > 
> > Possible new issues
> > -------------------
> > 
> >   Here are the unknown changes that may have been introduced in IGTPW_5771_full:
> > 
> > ### IGT changes ###
> > 
> > #### Possible regressions ####
> > 
> >   * igt@kms_plane@pixel-format-pipe-a-planes:
> >     - shard-tglb:         [PASS][1] -> [SKIP][2]
> >    [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10028/shard-tglb3/igt@kms_plane@pixel-format-pipe-a-planes.html
> >    [2]: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_5771/shard-tglb7/igt@kms_plane@pixel-format-pipe-a-planes.html
> 
> Test requirement not met in function test_format_plane, file ../tests/kms_plane.c:912:
> Test requirement: num_unique_crcs(ref_crc[PLANAR_CRC_SET], data->num_colors) > 1
> 
> after a bunch of CRC mismatches, so I suppose the CRC generation gets
> stuck at one point.
> 
> It's on the same path this patchset changes, however on TGL the patchset
> should have no functional change: the stride calculated by
> __intel_buf_init() and the stride passed to it by
> igt_fb_create_intel_buf() always match based on my tests. After testing
> the same CI testlist locally on 2 TGLs, I also rerun the testlist where
> this problem didn't happen:

There's definitely something hinky going on with tgl since kms_big_fb
is also failing atm in ci. But dunno if that's related or not.

-- 
Ville Syrjälä
Intel
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