Re: ✗ Fi.CI.BAT: failure for series starting with [1/5] drm/i915: Use local variable for SSEU info in GETPARAM ioctl

[Summers, Stuart]

On Fri, 2019-05-03 at 06:41 +0100, Saarinen, Jani wrote:
> HI, 
> 
> > -----Original Message-----
> > From: Intel-gfx-trybot [mailto:
> > intel-gfx-trybot-bounces at lists.freedesktop.org] On
> > Behalf Of Patchwork
> > Sent: perjantai 3. toukokuuta 2019 7.54
> > To: Summers, Stuart <stuart.summers at intel.com>
> > Cc: intel-gfx-trybot at lists.freedesktop.org
> > Subject: ✗ Fi.CI.BAT: failure for series starting with [1/5]
> > drm/i915: Use local variable
> > for SSEU info in GETPARAM ioctl
> > 
> > == Series Details ==
> > 
> > Series: series starting with [1/5] drm/i915: Use local variable for
> > SSEU info in
> > GETPARAM ioctl
> > URL   : https://patchwork.freedesktop.org/series/60238/
> > State : failure
> > 
> > == Summary ==
> > 
> > CI Bug Log - changes from CI_DRM_6033 -> Trybot_4250
> > ====================================================
> > 
> > Summary
> > -------
> > 
> >   **FAILURE**
> > 
> >   Serious unknown changes coming with Trybot_4250 absolutely need
> > to be
> >   verified manually.
> > 
> >   If you think the reported changes have nothing to do with the
> > changes
> >   introduced in Trybot_4250, please notify your bug team to allow
> > them
> >   to document this new failure mode, which will reduce false
> > positives in CI.
> > 
> >   External URL:
> > 
https://patchwork.freedesktop.org/api/1.0/series/60238/revisions/1/mbox/
> > 
> > 
> > Changes
> > -------
> > 
> >   No changes found
> > 
> > 
> > Participating hosts (49 -> 11)
> > ------------------------------
> > 
> >   ERROR: It appears as if the changes made in Trybot_4250 prevented
> > too many
> > machines from booting.
> > 
> 
> Looks serious:
> <3>[   11.641882] subslice_per_slice_str:99 GEM_BUG_ON(size <= sseu-
> >ss_stride * 2)
> <4>[   11.641922] ------------[ cut here ]------------
> <2>[   11.641924] kernel BUG at
> drivers/gpu/drm/i915/intel_device_info.c:99!
> <4>[   11.641947] irq event stamp: 8157
> <4>[   11.641948] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI

Yeah, obvious bug in the code here. I'll fix it.

-Stuart

> 
> 
> >   Missing    (38): fi-kbl-soraka fi-skl-6770hq fi-bdw-gvtdvm fi-
> > skl-6260u fi-apl-guc fi-
> > bxt-j4205 fi-icl-u3 fi-skl-lmem fi-icl-dsi fi-skl-6600u fi-hsw-
> > 4770r fi-cml-u2 fi-cml-u fi-
> > bxt-dsi fi-bdw-5557u fi-bsw-n3050 fi-glk-dsi fi-kbl-7500u fi-ctg-
> > p8600 fi-hsw-4770 fi-
> > skl-6700k2 fi-kbl-r fi-kbl-7567u fi-ilk-m540 fi-skl-gvtdvm fi-cfl-
> > 8700k fi-hsw-4200u fi-
> > hsw-peppy fi-byt-squawks fi-bsw-cyan fi-whl-u fi-kbl-x1275 fi-cfl-
> > 8109u fi-skl-iommu
> > fi-kbl-8809g fi-bsw-kefka fi-byt-clapper fi-bdw-samus
> > 
> > 
> > Build changes
> > -------------
> > 
> >   * Linux: CI_DRM_6033 -> Trybot_4250
> > 
> >   CI_DRM_6033: d4d21f9785530221f6eac975ac3a30250a9dbda4 @
> > git://anongit.freedesktop.org/gfx-ci/linux
> >   IGT_4972: f052e49a43cc9704ea5f240df15dd9d3dfed68ab @
> > git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
> >   Trybot_4250: 9ca7c2a39aeb0bfe8acd6591b8bf28fda1d8a38f @
> > git://anongit.freedesktop.org/gfx-ci/linux
> > 
> > 
> > == Linux commits ==
> > 
> > 9ca7c2a39aeb drm/i915: Expand subslice mask c50816b6ad8e drm/i915:
> > Refactor
> > sseu helper functions
> > 4193c9db8c73 drm/i915: Move calculation of subslices per slice to
> > new function
> > fbb0e58208ff drm/i915: Add macro for SSEU stride calculation
> > 76e0d085c94e
> > drm/i915: Use local variable for SSEU info in GETPARAM ioctl
> > 
> > == Logs ==
> > 
> > For more details see: 
> > https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4250/
> > _______________________________________________
> > Intel-gfx-trybot mailing list
> > Intel-gfx-trybot at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx-trybot
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