root@HSW2:/opt/X11R7/src/intel-gpu-tools/tests# ./prime_vgem --r basic-fence-flip IGT-Version: 1.16-gf565b6c (x86_64) (Linux: 4.8.0-rc5-nightly+ x86_64) (prime_vgem:1869) CRITICAL: Test assertion failure function flip_to_vgem, file prime_vgem.c:668: (prime_vgem:1869) CRITICAL: Failed assertion: poll(&pfd, 1, 0) == 1 (prime_vgem:1869) CRITICAL: error: 0 != 1 Stack trace: #0 [__igt_fail_assert+0xf1] #1 [flip_to_vgem+0x13a] #2 [test_flip+0x47d] #3 [__real_main731+0x1725] #4 [main+0x29] #5 [__libc_start_main+0xf0] #6 [_start+0x29] #7 [+0x29] Subtest basic-fence-flip failed. **** DEBUG **** (prime_vgem:1869) ioctl-wrappers-DEBUG: Test requirement passed: has_modifiers (prime_vgem:1869) ioctl-wrappers-DEBUG: Test requirement passed: has_modifiers (prime_vgem:1869) DEBUG: Test requirement passed: (crtc_id = set_fb_on_crtc(i915, 0, &bo[0], fb_id[0])) (prime_vgem:1869) CRITICAL: Test assertion failure function flip_to_vgem, file prime_vgem.c:668: (prime_vgem:1869) CRITICAL: Failed assertion: poll(&pfd, 1, 0) == 1 (prime_vgem:1869) CRITICAL: error: 0 != 1 **** END **** Subtest basic-fence-flip: FAIL (0.277s) Test requirement not met in function __real_main731, file prime_vgem.c:827: Test requirement: vgem_fence_has_flag(vgem, WIP_VGEM_FENCE_NOTIMEOUT)