[Bug 92501] New: [BYT] gem_tiled_partial_pwrite_pread/reads is failing, test assertion

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92501

            Bug ID: 92501
           Summary: [BYT] gem_tiled_partial_pwrite_pread/reads is failing,
                    test assertion
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: elio.martinez.monroy at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 118923
  --> https://bugs.freedesktop.org/attachment.cgi?id=118923&action=edit
Dmesg logs

gem_tiled_partial_pwrite_pread at reads
Test is having 40 instead of 41 (expected value)

Configuration:


Kernel:
http://vanaheimr.fr.intel.com/shared/out/kernels/drm-intel/WW42.1_4.3.0-rc4_c38f2c2/
 xorg-server-1.17.2
libdrm-2.4.65
xf86-video-intel2.99.917
mesa-11.0.2
libva-1.6.1
intel-driver 1.6.1
cairo 1.14.2
intel-gpu-tools-1.12

Hardware:
Toshiba S c55t-A Celeron 2.13 GHz, 40 Ram, HD: 500 GB

Spected result:

Test should pass 

Actual result:
Returncode    99
Time    0:00:00.983895
Stdout    
IGT-Version: 1.12-g1f9e055 (x86_64) (Linux:
4.3.0-rc4-drm-intel-testing-2015-10-10-ww41+ x86_64)
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [__real_main252+0x449]
  #2 [main+0x29]
  #3 [__libc_start_main+0xf5]
  #4 [_start+0x29]
  #5 [<unknown>+0x29]
Subtest reads: FAIL (0.719s)
Stderr    
Test assertion failure function test_partial_reads, file
gem_tiled_partial_pwrite_pread.c:144:
Failed assertion: tmp[j] == val
Last errno: 25, Inappropriate ioctl for device
mismatch at 90112, got: 40, expected: 41
Subtest reads failed.
**** DEBUG ****
Test assertion failure function test_partial_reads, file
gem_tiled_partial_pwrite_pread.c:144:
Failed assertion: tmp[j] == val
Last errno: 25, Inappropriate ioctl for device
mismatch at 90112, got: 40, expected: 41
****  END  ****

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