[Bug 82891] New: [HSW_GT3e Bisected]Show "black vertical stripes" when running GpuTest v0.5_triangle_fullscreen

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82891

          Priority: medium
            Bug ID: 82891
          Assignee: idr at freedesktop.org
           Summary: [HSW_GT3e Bisected]Show "black vertical stripes" when
                    running GpuTest v0.5_triangle_fullscreen
        QA Contact: intel-3d-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: Linux (All)
          Reporter: jianx.zhou at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: Drivers/DRI/i965
           Product: Mesa

Platform:HSW_GT3e
 Libdrm:(master)libdrm-2.4.56-8-gd9ce09de12131fa8c5ff2d7c2dbd6b61d8a5fd14
 Mesa:(master)a4359bcaa599291ef1588376a419a0bcfbd02396
 Xserver:(master)xorg-server-1.15.99.902-121-g2f5cf9ff9a0f713b7e0386
 Xf86_video_intel:(master)2.99.914-60-gf5469681b620d9d6ccaf53e92ed31f931cb03b0d
 Cairo:(master)932548ef25864958ef966ffe83e7c945c3ff3cd4
 Libva:(master)acfcd5f0637a951d50c5112c7dfbd46f1d0dcdb3
 Libva_intel_driver:(master)f3f49f2f0e6b3669d9b09341a11cf0b96e138674
 Kernel:   (drm-intel-nightly)09fcefee6357c6b3a30016adc0e306496172d6b7
Bug detailed description:
------------------------------------
Show "black vertical stripes" when running GpuTest v0.5_triangle_fullscreen on
HSW_GT3e,This problem both on gnome-session and RAW X,this issue doesn't exist
on IVB/BDW/BYT,you can see triangle.png.
It's Mesa regression,bisected the result first bad commit is:
commit 2f28a0dc23165123cf1e8b5942acad37878edd8a
Author:     Kristian Høgsberg <krh at bitplanet.net>
AuthorDate: Mon Jul 7 16:44:58 2014 -0700
Commit:     Kristian Høgsberg <krh at bitplanet.net>
CommitDate: Fri Aug 15 11:25:47 2014 -0700
    i965: Implement fast color clears using meta operations
Reproduce steps:
---------------------------------------------
1. xinit&
2. ./GpuTest /test=triangle /width=1920 /height=1080 /fullscreen /benchmark
/no_scorebox

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-3d-bugs/attachments/20140821/430b174a/attachment.html>