[Bug 81366] New: [IVB/HSW/BYT-M bisected]GpuTest GiMark render error

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Jul 14 20:26:01 PDT 2014


          Priority: medium
            Bug ID: 81366
          Assignee: idr at freedesktop.org
           Summary: [IVB/HSW/BYT-M bisected]GpuTest GiMark render error
        QA Contact: intel-3d-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: Linux (All)
          Reporter: mengmeng.meng at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: Drivers/DRI/i965
           Product: Mesa

System Environment:
Mesa:  (master)923f78440c29644f31d745d6fbd4eaad8676973f
Kernel:    (drm-intel-nightly) git-271bff.

Bug detailed description:
GpuTest GiMark render error on IVB/HSW/BYT-M. The issue exists on gnome-session
and Raw X. Please see the png and Xorg.0.log.
It's Mesa regression, bisecting show the first bad commit is 
commit 1d9f74eda75da05b4d5c7df5fc1e6f5ab8d88322
Author:     Matt Turner <mattst88 at gmail.com>
AuthorDate: Fri Feb 28 20:11:32 2014 -0800
Commit:     Matt Turner <mattst88 at gmail.com>
CommitDate: Thu Jun 19 16:11:51 2014 -0700

    glsl: Rebalance expression trees that are reduction operations.

Reproduce steps:
1. xinit
2. MESA_GL_VERSION_OVERRIDE=3.0 ./GpuTest /test=gi

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