[Intel-gfx] [PATCH] drm/i915/selftest: Add move poison patterns

[Intel-gfx] [PATCH] drm/i915/selftest: Add move poison patterns

[Chris Wilson]

Throw in the inverse patterns to create more examples of poison to use
against the LRC state.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/gt/selftest_lrc.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index e9e71c52b34d..6f06ba750a0a 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -5290,8 +5290,9 @@ static int live_lrc_isolation(void *arg)
 	const u32 poison[] = {
 		STACK_MAGIC,
 		0x3a3a3a3a,
-		0xc5c5c5c5,
+		0x5c5c5c5c,
 		0xffffffff,
+		0xffff0000,
 	};
 
 	/*
@@ -5317,6 +5318,10 @@ static int live_lrc_isolation(void *arg)
 				err = __lrc_isolation(engine, poison[i]);
 				if (err)
 					break;
+
+				err = __lrc_isolation(engine, ~poison[i]);
+				if (err)
+					break;
 			}
 		}
 		intel_engine_pm_put(engine);
-- 
2.20.1

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Re: [Intel-gfx] [PATCH] drm/i915/selftest: Add move poison patterns

[Mika Kuoppala]

Chris Wilson <chris@chris-wilson.co.uk> writes:

> Throw in the inverse patterns to create more examples of poison to use
> against the LRC state.
>
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>

Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/gt/selftest_lrc.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
> index e9e71c52b34d..6f06ba750a0a 100644
> --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
> +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
> @@ -5290,8 +5290,9 @@ static int live_lrc_isolation(void *arg)
>  	const u32 poison[] = {
>  		STACK_MAGIC,
>  		0x3a3a3a3a,
> -		0xc5c5c5c5,
> +		0x5c5c5c5c,
>  		0xffffffff,
> +		0xffff0000,
>  	};
>  
>  	/*
> @@ -5317,6 +5318,10 @@ static int live_lrc_isolation(void *arg)
>  				err = __lrc_isolation(engine, poison[i]);
>  				if (err)
>  					break;
> +
> +				err = __lrc_isolation(engine, ~poison[i]);
> +				if (err)
> +					break;
>  			}
>  		}
>  		intel_engine_pm_put(engine);
> -- 
> 2.20.1
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[Intel-gfx] ✗ Fi.CI.BAT: failure for drm/i915/selftest: Add move poison patterns

[Patchwork]

== Series Details ==

Series: drm/i915/selftest: Add move poison patterns
URL   : https://patchwork.freedesktop.org/series/74668/
State : failure

== Summary ==

CI Bug Log - changes from CI_DRM_8132 -> Patchwork_16962
====================================================

Summary
-------

  **FAILURE**

  Serious unknown changes coming with Patchwork_16962 absolutely need to be
  verified manually.
  
  If you think the reported changes have nothing to do with the changes
  introduced in Patchwork_16962, 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/Patchwork_16962/index.html

Possible new issues
-------------------

  Here are the unknown changes that may have been introduced in Patchwork_16962:

### IGT changes ###

#### Possible regressions ####

  * igt@i915_selftest@live@execlists:
    - fi-skl-6770hq:      [PASS][1] -> [INCOMPLETE][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-skl-6770hq/igt@i915_selftest@live@execlists.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-skl-6770hq/igt@i915_selftest@live@execlists.html

  
Known issues
------------

  Here are the changes found in Patchwork_16962 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@i915_selftest@live@execlists:
    - fi-skl-6600u:       [PASS][3] -> [INCOMPLETE][4] ([i915#1430] / [i915#656])
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-skl-6600u/igt@i915_selftest@live@execlists.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-skl-6600u/igt@i915_selftest@live@execlists.html

  * igt@kms_chamelium@hdmi-hpd-fast:
    - fi-icl-u2:          [PASS][5] -> [FAIL][6] ([i915#217])
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-icl-u2/igt@kms_chamelium@hdmi-hpd-fast.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-icl-u2/igt@kms_chamelium@hdmi-hpd-fast.html

  
#### Possible fixes ####

  * igt@gem_exec_suspend@basic-s4-devices:
    - fi-icl-y:           [INCOMPLETE][7] ([i915#1373]) -> [PASS][8]
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-icl-y/igt@gem_exec_suspend@basic-s4-devices.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-icl-y/igt@gem_exec_suspend@basic-s4-devices.html

  * igt@i915_module_load@reload:
    - fi-skl-6770hq:      [DMESG-WARN][9] ([i915#92]) -> [PASS][10] +1 similar issue
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-skl-6770hq/igt@i915_module_load@reload.html
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-skl-6770hq/igt@i915_module_load@reload.html

  * igt@i915_selftest@live@execlists:
    - fi-bxt-dsi:         [INCOMPLETE][11] ([fdo#103927] / [i915#656]) -> [PASS][12]
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-bxt-dsi/igt@i915_selftest@live@execlists.html
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-bxt-dsi/igt@i915_selftest@live@execlists.html

  * igt@kms_chamelium@hdmi-hpd-fast:
    - fi-kbl-7500u:       [FAIL][13] ([i915#323]) -> [PASS][14]
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-kbl-7500u/igt@kms_chamelium@hdmi-hpd-fast.html
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-kbl-7500u/igt@kms_chamelium@hdmi-hpd-fast.html

  * igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence:
    - fi-skl-6770hq:      [SKIP][15] ([fdo#109271]) -> [PASS][16] +5 similar issues
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-skl-6770hq/igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence.html
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-skl-6770hq/igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence.html

  * igt@kms_pipe_crc_basic@read-crc-pipe-b:
    - fi-skl-6770hq:      [DMESG-WARN][17] ([i915#106]) -> [PASS][18]
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8132/fi-skl-6770hq/igt@kms_pipe_crc_basic@read-crc-pipe-b.html
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/fi-skl-6770hq/igt@kms_pipe_crc_basic@read-crc-pipe-b.html

  
  [fdo#103927]: https://bugs.freedesktop.org/show_bug.cgi?id=103927
  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [i915#106]: https://gitlab.freedesktop.org/drm/intel/issues/106
  [i915#1373]: https://gitlab.freedesktop.org/drm/intel/issues/1373
  [i915#1430]: https://gitlab.freedesktop.org/drm/intel/issues/1430
  [i915#217]: https://gitlab.freedesktop.org/drm/intel/issues/217
  [i915#323]: https://gitlab.freedesktop.org/drm/intel/issues/323
  [i915#656]: https://gitlab.freedesktop.org/drm/intel/issues/656
  [i915#92]: https://gitlab.freedesktop.org/drm/intel/issues/92


Participating hosts (48 -> 44)
------------------------------

  Additional (1): fi-bdw-gvtdvm 
  Missing    (5): fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * CI: CI-20190529 -> None
  * Linux: CI_DRM_8132 -> Patchwork_16962

  CI-20190529: 20190529
  CI_DRM_8132: 72014335c2758a20db6107314352afb5951f1c55 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5506: 59fd8a0d01dac58dc6c7d86ef391ed4393ab5aae @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_16962: 514141831ca270e3960d21fa1c42bc783ec229e1 @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

514141831ca2 drm/i915/selftest: Add move poison patterns

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_16962/index.html
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