Bug 98477 - [BDW][Regression] gem_exec_flush subtests failing due to assertion failures
Summary: [BDW][Regression] gem_exec_flush subtests failing due to assertion failures
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: Other All
: medium normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
Keywords: regression
Depends on:
Reported: 2016-10-28 17:05 UTC by Jairo Miramontes
Modified: 2017-07-24 22:40 UTC (History)
1 user (show)

See Also:
i915 platform: BDW
i915 features: GEM/execlists

dmesg log BSW when eexecuting both gem_exec_flush tests (219.05 KB, text/plain)
2016-10-28 17:05 UTC, Jairo Miramontes
no flags Details

Description Jairo Miramontes 2016-10-28 17:05:28 UTC
Created attachment 127589 [details]
dmesg log BSW when eexecuting both gem_exec_flush tests

The following tests regressions were found using the below Kernel configuration.


Attached dmesg.log files

commit 17dc529acb9a6a4328b419048e32df586b90646b
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Oct 24 14:24:26 2016 +0100

    drm-intel-nightly: 2016y-10m-24d-13h-22m-52s UTC integration manifest

Component         : drm
	url       : http://cgit.freedesktop.org/mesa/drm
	tag       : libdrm-2.4.71-6-g9e24d0c
	commit    : 9e24d0c

Component         : cairo
	url       : http://cgit.freedesktop.org/cairo
	tag       : 1.15.2
	commit    : db8a7f1

This tests were passing using the following Kernel:

        Kernel   : drm-intel-nightly WW42
	version  : 4.8.0
	commit   : 15dfed2
Comment 1 Chris Wilson 2016-10-28 17:26:21 UTC
These are expected to fail occasionally due to speculative execution. Without the logs I presume we are hitting this hw feature the test is designed to detect (although imperfectly).

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.