ethminer problem

alexey@Core2Quad:~$ eth -G -M
(++)Ethereum
Welcome to the Frontier!
[OPENCL]:Found suitable OpenCL device [Hawaii] with 4125097984 bytes of GPU memory
Benchmarking on platform: GPU
Preparing DAG...
Warming up...
  ℹ  21:41:58|gpuminer0  workLoop 0 #00000000… #00000000…
  ℹ  21:41:58|gpuminer0  Initialising miner...
[OPENCL]:Using platform: AMD Accelerated Parallel Processing
[OPENCL]:Using device: Hawaii(OpenCL 2.0 AMD-APP (1729.3))
[OPENCL]:Printing program log
[OPENCL]:
[OPENCL]:Creating one big buffer for the DAG
[OPENCL]:Loading single big chunk kernels
[OPENCL]:Mapping one big chunk.
Trial 1... 0
Trial 2... 0
Trial 3... 0
Trial 4... 0
Trial 5... 0

[OPENCL]:Creating buffer for header.
[OPENCL]:Creating mining buffer 0
[OPENCL]:Creating mining buffer 1
 ⚡   21:42:43|gpuminer0  Worker stopping 240 ms
min/mean/max: 0/0/0 H/s
inner mean: 0 H/s
Phoning home to find world ranking...

alexey@Core2Quad:~$ ethminer -V
ethminer version 0.9.38
Build: Linux/g++/int/Release