Created attachment 118579 [details]
Dmesg logs

Test enviroment:
Name: drm-intel-testing

Description: IGT tools manage all basic functions for graphics stack

CPU: Intel(R) CPU @ 1.60GHz

Board: : Wilson Beach DVT2 Ultrabook

GPU: SoC: Broadwell 2+2 D0 (QDF : QGHA)

Kernel 4.3.0-rc8-drm-intel-testing-2015-08-28
Mesa: mesa-10.6.7 from http://cgit.freedesktop.org/mesa/mesa/
Xf86_video_intel: 2.99.917 from
http://cgit.freedesktop.org/xorg/driver/xf86-video-intel/
Libdrm: libdrm-2.4.64 from http://cgit.freedesktop.org/mesa/drm/
Cairo: 1.14.2 from http://cgit.freedesktop.org/cairo
libva: libva-1.6.0 from http://cgit.freedesktop.org/libva/
intel-driver: 1.6.1. from http://cgit.freedesktop.org/vaapi/intel-driver
xorg: 1.17.99 installed with script git_xorg.sh
Xserver: xorg-server-1.17.2 from http://cgit.freedesktop.org/xorg/xserver
Intel-gpu-tools: 1.12 from http://cgit.freedesktop.org/xorg/app/intel-gpu

Steps to reproduce:

1. Install intel graphic stack with mentioned configuration
2. Install igt
3. Execute ./run-test.sh -t gme_ppgtt@flink-and-close-vma-leak

Expected result:
Test should exit without issues

Actual Result:
Returncode	99
Time	0:00:00.051469
Stdout	
IGT-Version: 1.12-g1f9e055 (x86_64) (Linux: 4.3.0-rc2-drm-intel-nightly+ x86_64)
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [_start+0x0]
  #2 [__libc_start_main+0xf5]
  #3 [_start+0x29]
  #4 [<unknown>+0x29]
Subtest flink-and-close-vma-leak: FAIL (0.016s)
Stderr	
Test assertion failure function flink_and_close, file gem_ppgtt.c:261:
Failed assertion: offset == offset_new
error: 262144 != 266240
Subtest flink-and-close-vma-leak failed.
**** DEBUG ****
Test requirement passed: fd >= 0
Test requirement passed: uses_full_ppgtt(fd)
Test requirement passed: fd >= 0
Test assertion failure function flink_and_close, file gem_ppgtt.c:261:
Failed assertion: offset == offset_new
error: 262144 != 266240
****  END  ****