cgminer version 3.2.0 - Started: [2013-06-06 12:47:43]
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 (5s):1.740G (avg):2.648Gh/s | A:199  R:0  HW:0  U:37.1/m  WU:37.1/m
 ST: 2  SS: 0  NB: 1  LW: 460  GF: 0  RF: 0
 Connected to stratum.50btc.com diff 1 with stratum as user username
 Block: 00cb8438078e1093...  Diff:15.6M  Started: [12:47:43]  Best share: 371
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 [P]ool management [G]PU management S]ettings [D]isplay options [Q]uit
 GPU 0:  76.0C 2419RPM | 663.1M/663.6Mh/s | A:56 R:0 HW:0 U: 10.45/m I: 9
 GPU 1:  63.0C 4576RPM | 451.7M/450.2Mh/s | A:30 R:0 HW:0 U:  5.60/m I: 9
 BLT 0:                | 396.8M/394.2Mh/s | A:34 R:0 HW:0 U:  6.35/m
 BLT 1:                | 395.8M/386.3Mh/s | A:34 R:0 HW:0 U:  6.35/m
 BLT 2:                | 399.5M/384.4Mh/s | A:15 R:0 HW:0 U:  2.80/m
 BLT 3:                | 393.9M/385.5Mh/s | A:30 R:0 HW:0 U:  5.60Segmentation fault
root@localhost:~/cgminer# ---------------------------------------------------

 [2013-06-06 12:51:52] Accepted 2ade55e6 Diff 5/1 BLT 3 pool 0
 [2013-06-06 12:51:52] Accepted dae0d6f9 Diff 1/1 GPU 0 pool 0

...
Jun  6 12:47:41 localhost kernel: [ 4533.900688] xhci_hcd 0000:06:00.0: WARN: short transfer on control ep
Jun  6 12:53:06 localhost kernel: [ 4859.486667] miner/5[8547]: segfault at ffffffff00000040 ip 00007fd91a450e90 sp 00007fd908ff6840 error 4 in libusb-1.0.so.0.0.0[7fd91a44b000+d000]

# ./cgminer -n
 [2013-06-06 12:58:51] CL Platform 0 vendor: Advanced Micro Devices, Inc.
 [2013-06-06 12:58:51] CL Platform 0 name: AMD Accelerated Parallel Processing
 [2013-06-06 12:58:51] CL Platform 0 version: OpenCL 1.2 AMD-APP (1124.2)
 [2013-06-06 12:58:51] Platform 0 devices: 2
 [2013-06-06 12:58:51]  0       Tahiti
 [2013-06-06 12:58:51]  1       Pitcairn
 [2013-06-06 12:58:51] GPU 0 AMD Radeon HD 7900 Series   hardware monitoring enabled
 [2013-06-06 12:58:51] GPU 1 AMD Radeon HD 7800 Series  hardware monitoring enabled
 [2013-06-06 12:58:51] 2 GPU devices max detected
 [2013-06-06 12:58:51] USB all: found 10 devices - listing known devices
.USB dev 0: Bus 2 Device 2 ID: 0403:6001
  Manufacturer: 'FTDI'
  Product: 'FT232R USB UART'
.USB dev 1: Bus 2 Device 3 ID: 0403:6001
  Manufacturer: 'FTDI'
  Product: 'FT232R USB UART'
.USB dev 2: Bus 4 Device 3 ID: 0403:6001
  Manufacturer: 'FTDI'
  Product: 'FT232R USB UART'
.USB dev 3: Bus 4 Device 4 ID: 0403:6001
  Manufacturer: 'FTDI'
  Product: 'FT232R USB UART'
 [2013-06-06 12:58:51] 4 known USB devices