intel_upload_blit_* commands Segmentation fault

[Emanuel Bronshtein]

Binary package hint: intel-gpu-tools

I get Segmentation fault when execute one of intel_upload_blit_* commands as regular user and root .
as root the message is : (instead of "Permission denied")
DRM_IOCTL_I915_GEM_APERTURE failed: Invalid argument

test case :
emanuel@emanuel-desktop:/usr/bin$ intel_upload_blit_small
DRM_IOCTL_I915_GEM_APERTURE failed: Permission denied
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [13]
param: 4, val: 0
get fences failed: -1 [13]
param: 6, val: 0
Segmentation fault

under GDB :

intel_upload_blit_small & intel_upload_blit_large :

Program received signal SIGSEGV, Segmentation fault.
0x0012f983 in drm_intel_bo_subdata () from /lib/libdrm_intel.so.1

intel_upload_blit_large_map :

Program received signal SIGSEGV, Segmentation fault.
0x0012f5cc in drm_intel_bo_map () from /lib/libdrm_intel.so.1

intel_upload_blit_large_gtt :

Program received signal SIGSEGV, Segmentation fault.
0x001344a7 in drm_intel_gem_bo_map_gtt () from /lib/libdrm_intel.so.1