[Beignet] possilbe bug when run opencv_test_imgproc

[Zhigang Gong]

And please also give the platform id in the report, such as
device_name "Intel(R) HD Graphics IvyBridge GT2"
device_opencl_c_version "OpenCL C 1.2 beignet 0.9 (git-33a043e)"

The above info should be helpful.
Thanks,
Zhigang Gong.

On Thu, Oct 23, 2014 at 05:52:43PM +0800, Zhigang Gong wrote:
> Can't reproduce it here. Did you use the latest git master?
> 
> The latest git version is 
> commit 33a043e903f9d61445d3fb7972becf83c2842276
> Author: Junyan He <junyan.he at linux.intel.com>
> Date:   Thu Oct 23 13:09:00 2014 +0800
> 
>     Add the disasm support for Gen8
> 
>     Signed-off-by: Junyan He <junyan.he at linux.intel.com>
>     Reviewed-by: Zhigang Gong <zhigang.gong at linux.intel.com>
>     Reviewed-by: "Yang, Rong R" <rong.r.yang at intel.com>
> 
> 
> Just a reminder, when report a bug/issue, please update to the latest git
> master version and test it again and if it could reproduce please write
> done the git hash in the report.
> 
> Thanks,
> Zhigang Gong.
> 
> On Thu, Oct 23, 2014 at 03:24:01AM -0700, yan.wang at linux.intel.com wrote:
> > Hi, All,
> >    I found one possible bug for review.
> >    if run the following:
> > ./opencv_test_imgproc --gtest_filter=OCL_ImageProc/Filter2D.Mat*.
> >    OCL_ImageProc/Filter2D.Mat/256 failed and continue. But the whole test
> > flow will crash in OCL_ImageProc/Filter2D.Mat/257:
> > [  FAILED  ] OCL_ImageProc/Filter2D.Mat/240, where GetParam() = (CV_8U,
> > Channels(2), 7, 1, BORDER_CONSTANT, false, false) (6433 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/241
> > [       OK ] OCL_ImageProc/Filter2D.Mat/241 (358 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/242
> > [       OK ] OCL_ImageProc/Filter2D.Mat/242 (311 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/243
> > [       OK ] OCL_ImageProc/Filter2D.Mat/243 (6 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/244
> > [       OK ] OCL_ImageProc/Filter2D.Mat/244 (203 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/245
> > [       OK ] OCL_ImageProc/Filter2D.Mat/245 (207 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/246
> > [       OK ] OCL_ImageProc/Filter2D.Mat/246 (203 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/247
> > [       OK ] OCL_ImageProc/Filter2D.Mat/247 (7 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/248
> > [       OK ] OCL_ImageProc/Filter2D.Mat/248 (210 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/249
> > [       OK ] OCL_ImageProc/Filter2D.Mat/249 (207 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/250
> > [       OK ] OCL_ImageProc/Filter2D.Mat/250 (208 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/251
> > [       OK ] OCL_ImageProc/Filter2D.Mat/251 (7 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/252
> > [       OK ] OCL_ImageProc/Filter2D.Mat/252 (214 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/253
> > [       OK ] OCL_ImageProc/Filter2D.Mat/253 (207 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/254
> > [       OK ] OCL_ImageProc/Filter2D.Mat/254 (212 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/255
> > [       OK ] OCL_ImageProc/Filter2D.Mat/255 (7 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/256
> > /home/yanwang/opencv/modules/imgproc/test/ocl/test_filter2d.cpp:106: Failure
> > Expected: (TestUtils::checkNorm2(dst, udst)) <= (threshold), actual: 255 vs 1
> > Size: [92 x 61]
> > 
> > /home/yanwang/opencv/modules/imgproc/test/ocl/test_filter2d.cpp:107: Failure
> > Expected: (TestUtils::checkNorm2(dst_roi, udst_roi)) <= (threshold),
> > actual: 255 vs 1
> > Size: [92 x 61]
> > 
> > [  FAILED  ] OCL_ImageProc/Filter2D.Mat/256, where GetParam() = (CV_8U,
> > Channels(2), 7, 4, BORDER_CONSTANT, false, false) (7413 ms)
> > [ RUN      ] OCL_ImageProc/Filter2D.Mat/257
> > opencv_test_imgproc: /home/yanwang/beignet/src/intel/intel_gpgpu.c:703:
> > intel_gpgpu_check_binded_buf_address: Assertion
> > `gpgpu->binded_buf[i]->offset != 0' failed.
> > Segmentation fault (core dumped)
> > 
> >   But if I run OCL_ImageProc/Filter2D.Mat/257 only, it passed. I think 256
> > case may influence it.
> >   Thanks.
> > 
> > Yan Wang
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