[Intel-gfx] ✗ Fi.CI.BAT: failure for Don't fail on HuC early init errors

[Chris Wilson]

Quoting Michal Wajdeczko (2019-08-04 21:27:38)
> On Sun, 04 Aug 2019 22:18:51 +0200, Patchwork  
> <patchwork at emeril.freedesktop.org> wrote:
> >   * igt at runner@aborted:
> >     - fi-cml-u2:          NOTRUN -> [FAIL][1]
> >    [1]:  
> > https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_13866/fi-cml-u2/igt@runner@aborted.html
> >
> 
> hmm, looks unrelated (this CML is not using guc/huc at all)
> 
> <7>[    9.344398] [drm:intel_uc_init_early [i915]] enable_guc=0 (guc:no  
> submission:no huc:no)
> ...
> <4>[  486.270801] ------------[ cut here ]------------
> <4>[  486.270843] list_add corruption. prev->next should be next  
> (ffff8883c0fe17d8), but was ffff8883cb29c5a8. (prev=ffff8883cb29c5a8).

That really needs the timeline patches, if only for the lockdep markup.
But I think it's
  drm/i915: Protect request retirement with timeline->mutex
judging from the probable race.
-Chris