[Bug 89932] [SKL]igt/kms_flip/absolute-wf_vblank sporadically causes WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_display.c:10177 intel_check_page_flip+0xa6/0xc1 [i915](

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89932

cprigent <christophe.prigent at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |RESOLVED
         Resolution|---                         |WORKSFORME

--- Comment #5 from cprigent <christophe.prigent at intel.com> ---
I don't reproduce it.
Kernel log does not show "WARNING: CPU: 2 PID: 0 at
drivers/gpu/drm/i915/intel_display.c:10177 intel_check_page_flip+0xa6/0xc1"

Platform SKL Skull Canyon: NUC6i7KYK
CPU: Intel® Core(TM) i7-6770HQ CPU @ 2.6GHz (family 6, model 94, stepping 3)
GPU: Intel® IrisTM Pro Graphics 580 - Intel Corporation Sky Lake Integrated
Graphics (rev 09)
Motherboard version: H90766-405
Memory: 2 x 4GB card Kingston KVR21S15S8/4

Software
Bios: KYSKLi70.86A.0041.2016.0817.1130 from
https://downloadcenter.intel.com/downloads/eula/26210/BIOS-Update-KYSKLi70-86A-?httpDown=https%3A%2F%2Fdownloadmirror.intel.com%2F26210%2Feng%2FKY0041.bio
Linux distribution: Ubuntu 16.04 64 bits
DMC 1.26 from
https://01.org/sites/default/files/downloads/intelr-graphics-linux/skldmcver126.tar_1.bz2
GUC 6.1 from
https://01.org/sites/default/files/downloads/intelr-graphics-linux/sklgucver61.tar.bz2

External screens: ASUS PB287Q (DP), DELL P2715Qt (HDMI)
Kernel: 4.8.0 f35ed31 from http://cgit.freedesktop.org/drm-intel/
  commit f35ed31aea66b3230c366fcba5f3456ae2cb956e
  Author: Jani Nikula <jani.nikula at intel.com>
  Date:   Mon Oct 10 14:29:09 2016 +0300
  drm-intel-nightly: 2016y-10m-10d-11h-28m-51s UTC integration manifest
libdrm-2.4.71 a44c9c3 from git://anongit.freedesktop.org/mesa/drm
mesa: mesa-12.0.0 8b06176 from git://anongit.freedesktop.org/mesa/mesa
cairo 1.15.2 db8a7f1 from git://anongit.freedesktop.org/cairo
xorg-server-1.18.99.901-76 97a8353 from
git://git.freedesktop.org/git/xorg/xserver
xf86-video-intel 2.99.917-712 696f58f from
git://git.freedesktop.org/git/xorg/driver/xf86-video-intel
libva-1.7.2-38 3b7e499 from git://git.freedesktop.org/git/vaapi/libva 
vaapi-intel-driver: 1.7.2-133 dd73514 from
git://git.freedesktop.org/git/vaapi/intel-driver
IGT: intel-gpu-tools-1.16-59 48a9e1e from
http://anongit.freedesktop.org/git/xorg/app/intel-gpu-tools.git

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