# Blender 2.78 (sub 6), Commit date: 2017-07-29 12:23, Hash 09eac0159db
bpy.context.space_data.context = 'RENDER'  # Property
bpy.context.scene.cycles.device = 'GPU'  # Property
bpy.context.space_data.viewport_shade = 'RENDERED'  # Property

# backtrace
./blender(BLI_system_backtrace+0x20) [0x1a63190]
./blender() [0x1072ae8]
/lib/x86_64-linux-gnu/libc.so.6(+0x357f0) [0x7f5ba17a07f0]
/usr/lib/x86_64-linux-gnu/gallium-pipe/pipe_radeonsi.so(+0x18bf76) [0x7f5b6f62ef76]
/usr/lib/x86_64-linux-gnu/libMesaOpenCL.so.1(+0x249868) [0x7f5b6fd34868]
/usr/lib/x86_64-linux-gnu/libMesaOpenCL.so.1(+0x24490b) [0x7f5b6fd2f90b]
/usr/lib/x86_64-linux-gnu/libMesaOpenCL.so.1(+0x245639) [0x7f5b6fd30639]
/usr/lib/x86_64-linux-gnu/libMesaOpenCL.so.1(+0x22872b) [0x7f5b6fd1372b]
./blender(_ZN3ccl17OpenCLSplitKernel30enqueue_split_kernel_data_initERKNS_16KernelDimensionsERNS_10RenderTileEiRNS_13device_memoryES7_S7_S7_S7_S7_S7_+0x13b0) [0x1fe73d0]
./blender(_ZN3ccl17DeviceSplitKernel10path_traceEPNS_10DeviceTaskERNS_10RenderTileERNS_13device_memoryES6_+0x250) [0x1fde030]
./blender(_ZN3ccl23OpenCLDeviceSplitKernel10thread_runEPNS_10DeviceTaskE+0x34c) [0x1fe887c]
./blender(_ZN3ccl17DedicatedTaskPool10thread_runEv+0x87) [0x29f3347]
./blender(_ZN3ccl6thread3runEPv+0xe) [0x29f49ce]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x76da) [0x7f5ba2d9a6da]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x5f) [0x7f5ba1873d7f]