[Bug 92472] New: [IGT] gem_mmap_gtt -sub-tests huge-copy fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92472

            Bug ID: 92472
           Summary: [IGT] gem_mmap_gtt -sub-tests huge-copy fails
           Product: DRI
           Version: unspecified
          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: humberto.i.perez.rodriguez at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 118892
  --> https://bugs.freedesktop.org/attachment.cgi?id=118892&action=edit
dmesg.log

Kernel <drm-intel-testing-2015-10-10>


==Bug detailed description==
--------------------------------------------------
gem_mmap_gtt -sub-tests huge-copy fails

==Attachments==
--------------------------------------------------
dmesg.log
i915_error_state.log

==Steps to reproduce==
--------------------------------------------------
run the following sub-tests
<%huge-copy%>

gem_mmap_gtt --run-subtest huge-copy



==Actual results==
--------------------------------------------------
the subtests huge-copy fails

==Expected results==
--------------------------------------------------
The subtests huge-copy must pass


==Hardware configuration==
--------------------------------------------------

-- Platform: --
Processor: Intel(R) Core(TM) i5-4250U CPU @ 1.30GHz
Motherboard : D54250WYK
Memory : 8GB

-- Software --
Linux distribution: Ubuntu 14.04.03 LTS 64Bits
BIOS: 4.6


==Test Environment==
--------------------------------------------------
kernel: 4.3.0-rc4-drm-intel-testing-2015-10-10
xorg-server-1.17.2
libdrm-2.4.65
xf86-video-intel-2.99.917
mesa-11.0.2
libva-1.6.1
intel-driver-1.6.1
cairo-1.14.2
IGT Version : 1.12-g1f9e055



output command :
----------------------------------------------
$ time gem_mmap_gtt --run-subtest huge-copy
IGT-Version: 1.12-g1f9e055 (x86_64) (Linux:
4.3.0-rc4-drm-intel-testing-2015-10-10-ww41+ x86_64)
Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:401:
Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [test_huge_copy+0x49b]
  #2 [__real_main517+0xad7]
  #3 [main+0x29]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest huge-copy failed.
**** DEBUG ****
Checking 2 surfaces of size 2,147,487,744 bytes (total 4,294,979,584) against
RAM
Test requirement passed: !(total <= required)
Test requirement passed: !igt_run_in_simulation()
Test requirement passed: a
Test requirement passed: b
Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:401:
Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
****  END  ****
Subtest huge-copy: FAIL (34.673s)

real    0m35.531s
user    0m27.501s
sys     0m7.992s

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