root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests# ./gem_mmap_gtt --r big-copy
IGT-Version: 1.15-ge3abb20 (x86_64) (Linux: 4.7.0-nightly+ x86_64)
Writing a 100%
Writing b 100%
Copying a<->b 100%
(gem_mmap_gtt:8373) CRITICAL: Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:457:
(gem_mmap_gtt:8373) CRITICAL: Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [test_huge_copy+0x56b]
  #2 [__real_main573+0xbd4]
  #3 [main+0x29]
  #4 [__libc_start_main+0xf0]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest big-copy failed.
**** DEBUG ****
(gem_mmap_gtt:8373) intel-os-DEBUG: Checking 2 surfaces of size 268,439,552 bytes (total 536,883,200) against RAM
(gem_mmap_gtt:8373) intel-os-DEBUG: Test requirement passed: __intel_check_memory(count, size, mode, &required, &total)
(gem_mmap_gtt:8373) igt-core-DEBUG: Test requirement passed: !igt_run_in_simulation()
(gem_mmap_gtt:8373) DEBUG: Test requirement passed: a
(gem_mmap_gtt:8373) DEBUG: Test requirement passed: b
(gem_mmap_gtt:8373) CRITICAL: Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:457:
(gem_mmap_gtt:8373) CRITICAL: Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
****  END  ****
Subtest big-copy: FAIL (2.807s)
root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests#
root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests#
root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests#
root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests# ./gem_mmap_gtt --r huge-copy
IGT-Version: 1.15-ge3abb20 (x86_64) (Linux: 4.7.0-nightly+ x86_64)
Writing a 100%
Writing b 100%
Copying a<->b 100%
(gem_mmap_gtt:8733) CRITICAL: Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:457:
(gem_mmap_gtt:8733) CRITICAL: Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [test_huge_copy+0x56b]
  #2 [__real_main573+0xc57]
  #3 [main+0x29]
  #4 [__libc_start_main+0xf0]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest huge-copy failed.
**** DEBUG ****
(gem_mmap_gtt:8733) intel-os-DEBUG: Checking 2 surfaces of size 2,147,487,744 bytes (total 4,294,979,584) against RAM
(gem_mmap_gtt:8733) intel-os-DEBUG: Test requirement passed: __intel_check_memory(count, size, mode, &required, &total)
(gem_mmap_gtt:8733) igt-core-DEBUG: Test requirement passed: !igt_run_in_simulation()
(gem_mmap_gtt:8733) DEBUG: Test requirement passed: a
(gem_mmap_gtt:8733) DEBUG: Test requirement passed: b
(gem_mmap_gtt:8733) CRITICAL: Test assertion failure function test_huge_copy, file gem_mmap_gtt.c:457:
(gem_mmap_gtt:8733) CRITICAL: Failed assertion: memcmp(pattern_a, a + PAGE_SIZE*i, PAGE_SIZE) == 0
****  END  ****
Subtest huge-copy: FAIL (24.814s)