Bug 88446

Summary: [BSW]igt/gem_pread_after_blit/uncached-hang fails
Product: DRI Reporter: lu hua <huax.lu>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED WORKSFORME QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: christophe.prigent, intel-gfx-bugs
Version: unspecified   
Hardware: All   
OS: Linux (All)   
Whiteboard:
i915 platform: SKL i915 features: GEM/Other
Attachments:
Description Flags
dmesg none

Description lu hua 2015-01-15 07:05:36 UTC 
Created attachment 112272 [details]
dmesg

==System Environment==
--------------------------
Regression: new case

Non-working platforms:  BSW

==kernel==
--------------------------
drm-intel-nightly/95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
commit 95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Wed Jan 14 20:58:31 2015 +0100

    drm-intel-nightly: 2015y-01m-14d-19h-58m-09s UTC integration manifest

==Bug detailed description==
-----------------------------
It fails on BSW with -nightly kernel.
igt/gem_pread_after_blit/snooped-hang also fails

output:
IGT-Version: 1.9-g5fb26d1 (x86_64) (Linux: 3.19.0-rc3_drm-intel-nightly_0056b6_20150109+ x86_64)
Test assertion failure function verify_large_read, file gem_pread_after_blit.c:98:
Failed assertion: buf[i] == val
Last errno: 11, Resource temporarily unavailable
Unexpected value 0x00000000 instead of 0x00040000 at offset 0x00000000 (0x7fff34d1ae10)
Subtest uncached-hang: FAIL (58.123s)


==Reproduce steps==
---------------------------- 
1. ./gem_pread_after_blit --run-subtest uncached-hang
Comment 1 Humberto Israel Perez Rodriguez 2015-09-23 17:19:38 UTC 
still happen on SKL-Y with the latest kernel :

Kernel commit log:
commit b4c4542ba1abfb0d3d6913504502573bf2c62b12
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Fri Aug 28 15:51:30 2015 +0200
drm-intel-nightly: 2015y-08m-28d-13h-50m-34s UTC integration manifest
Comment 2 Rami 2015-10-02 13:55:30 UTC 
Not reproduced on BSW.

 Hardware:
=========

Platform: Braswell M 
CPU : Intel(R) Celeron N3060 1.60GHz @ 1.6 GHz (family: 6, model: 76 stepping:
4)
SoC : BSW D0
QDF : K6XC
CRB : BRASWELL RVP Fab2
Mandatory Reworks : All 
Feature Reworks: F28, F32,F33 & F37
Optional reworks : O-01a


Software :
Linux distribution: Ubuntu 14.04 LTS 64 bits 
BIOS : BRAS.X64.B084.R00.1508310642
TXE FW : 2.0.0.2073
Ksc : 1.08

kernel 4.3.0-rc2-drm-intel-nightly+
commit 794e1cdfb84be003dbd287c69501c98ec280a89b
Author: Jani Nikula <jani.nikula@intel.com>
Date:   Mon Sep 28 17:28:29 2015 +0300

    drm-intel-nightly: 2015y-09m-28d-14h-28m-11s UTC integration manifest

cairo: (HEAD, tag: 1.14.2) 93422b3cb5e0ef8104b8194c8873124ce2f5ea2d from
git://git.freedesktop.org/git/cairo
drm: (HEAD, tag: libdrm-2.4.64, tag: 2.4.64)
ab2fadabde3829b1ec56bd4756165dd9bd281488 from
git://git.freedesktop.org/git/mesa/drm
intel-driver: (HEAD, origin/master, origin/HEAD, master)
2a72f99d24714f2a58f400ef63b913d4cf9080b3 from
git://git.freedesktop.org/git/vaapi/intel-driver
libva: (HEAD, tag: libva-1.6.1, origin/v1.6-branch)
613eb962b45fbbd1526d751e88e0d8897af6c0e0 from
git://git.freedesktop.org/git/vaapi/libva
mesa: (HEAD, tag: mesa-10.6.7) 32efdc87cbf89cfe08ad9571cd756e27c803caa8 from
git://git.freedesktop.org/git/mesa/mesa
xf86-video-intel: (HEAD, origin/master, origin/HEAD, master)
f0fd4d500de03c30c7ce19915f85acadd1ca4e5d from
git://git.freedesktop.org/git/xorg/driver/xf86-video-intel
xserver: (HEAD, tag: xorg-server-1.17.2)
2123f7682d522619f101b05fb75efa75dabbe371 from
git://git.freedesktop.org/git/xorg/xserver

intel-gpu-tools: (HEAD, tag: intel-gpu-tools-1.12)
1f9e0550455be4b219954a026407dd23ec21b299 from
git://git.freedesktop.org/git/xorg/app/intel-gpu-tools
Comment 3 cprigent 2015-10-14 10:30:18 UTC 
Not reproduced with:
Hardware:
Platform: Braswell M
CPU : Intel(R) Celeron N3060 1.60GHz @ 1.6 GHz (family: 6, model: 76 stepping: 4)
SoC : BSW D0
QDF : K6XC
CRB : BRASWELL RVP Fab2
Mandatory Reworks : All 
Feature Reworks: F28, F32, F33, F35, F37
Optional reworks : O-01a; O-02, O-03
Software :
Linux distribution: Ubuntu 14.04 LTS 64 bits 
BIOS : BRAS.X64.B084.R00.1508310642
TXE FW : 2.0.0.2073
Ksc : 1.08
kernel 4.3.0-rc3-drm-intel-nightly+ (eb69e51) from git://anongit.freedesktop.org/drm-intel
Mesa - 11.0.2 from http://cgit.freedesktop.org/mesa/mesa/
xf86-video-intel - 2.99.917 from http://cgit.freedesktop.org/xorg/driver/xf86-video-intel/
Libdrm - 2.4.64 from http://cgit.freedesktop.org/mesa/drm/
Libva - 1.6.1 from http://cgit.freedesktop.org/libva/
vaapi intel-driver - 1.6.1 from http://cgit.freedesktop.org/vaapi/intel-driver
Cairo - 1.14.2 from http://cgit.freedesktop.org/cairo
Xorg Xserver - 1.17.2 from http://cgit.freedesktop.org/xorg/xserver
Comment 4 cprigent 2015-10-14 10:30:44 UTC 
so closed as unreproducible.

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