[Bug 74966] New: [i965 10.1 Regression]Piglit/spec/EXT_texture_compression_s3tc/getteximage-targets S3TC 2D_ARRAY fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74966

          Priority: high
            Bug ID: 74966
          Assignee: idr at freedesktop.org
           Summary: [i965 10.1
                    Regression]Piglit/spec/EXT_texture_compression_s3tc/ge
                    tteximage-targets S3TC 2D_ARRAY fails
        QA Contact: intel-3d-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: Linux (All)
          Reporter: huax.lu at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: Drivers/DRI/i965
           Product: Mesa

System Environment:
--------------------------
Platform: Ironlake/Sandybridge/Ivybridge/Haswell/
Libdrm:       
(master)libdrm-2.4.52-3-g128e74cf6492025e63e035566bd6e2203e8da5e1
Mesa:        (10.1)62a358892f36b479e0992957a16f1e7c52bce8e2
Xserver:    (server-1.14-branch)xorg-server-1.14.5
Xf86_video_intel:(master)2.99.910-21-g1c5ccf5d9d8beb7e8343eb2d07bbf97f53c1a224
Cairo:        (master)4144307dbfbe7b297135d9ea4b080cae7e06b997
Libva:        (master)b4a4f9b212d8b0bf41a910a85a4898573261d2a7
Libva_intel_driver:(master)54cb60f3d973ce6a908ea57f5aa7481803fe653a
Kernel:    (drm-intel-fixes) cd66407810869709e0d6764409137d48c6812cfc

Bug detailed description:
-----------------------------
It fails on Ironlake/Sandybridge/Ivybridge/Haswell/Baytrail with mesa 10.1
branch. It works well on master and 10.0 branch.
Test Mesa 10.0 branch commit 593484a1c4dd12b5a4f3a7dceae62911a3a07f3e

output:
Testing S3TC.
Testing GL_TEXTURE_2D_ARRAY
GetTexImage() returns incorrect data in byte 0 for layer 0
    corresponding to (0,0), channel 0
    expected: 8
    got: 123
PIGLIT: {'result': 'fail' }

Reproduce steps:
----------------------------
1. xinit
2. ./bin/getteximage-targets S3TC 2D_ARRAY -fbo -auto

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