Chrome OS Version: 57.9199.0.0

What steps will reproduce the problem?
test_that -b daisy --fast --autotest_dir=/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/ chromeos9-row4-rack8-host4  network_WiFi_IBSS.wifi_IBSS


What is the expected result?
Expected connection to IBSS_b_uswl7_ch1 to succeed, but it failed with reason: FAIL(Discovery timed out).

What happens instead?
15:33:18 INFO | autoserv| Connected successfully to IBSS_a_631ss_ch52.
15:33:19 INFO | autoserv| Allowing use of phy1, which reports zero antennas
15:33:19 INFO | autoserv| Allowing use of phy0, which reports zero antennas
15:33:20 INFO | autoserv| Starting up local server...
15:33:20 INFO | autoserv| Connecting to IBSS_b_avlnm_ch1.
15:33:50 INFO | autoserv| Finished connection attempt to IBSS_b_avlnm_ch1 with times: discovery=30.00, association=-1.00, configuration=-1.00.
15:33:50 INFO | autoserv| Autotest caught exception when running test:
15:33:50 INFO | autoserv| Traceback (most recent call last):
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/client/common_lib/test.py", line 600, in _exec
15:33:50 INFO | autoserv| _call_test_function(self.execute, *p_args, **p_dargs)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/client/common_lib/test.py", line 804, in _call_test_function
15:33:50 INFO | autoserv| return func(*args, **dargs)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/client/common_lib/test.py", line 461, in execute
15:33:50 INFO | autoserv| dargs)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/client/common_lib/test.py", line 347, in _call_run_once_with_retry
15:33:50 INFO | autoserv| postprocess_profiled_run, args, dargs)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/client/common_lib/test.py", line 376, in _call_run_once
15:33:50 INFO | autoserv| self.run_once(*args, **dargs)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/server/site_tests/network_WiFi_IBSS/network_WiFi_IBSS.py", line 41, in run_once
15:33:50 INFO | autoserv| self.context.assert_connect_wifi(assoc_params)
15:33:50 INFO | autoserv| File "/tmp/daisy_9199.0.0_dev_Autotest/chromeos-hwqual-daisy-R57-9199.0.0/autotest/server/cros/network/wifi_test_context_manager.py", line 274, in assert_connect_wifi
15:33:50 INFO | autoserv| connect_name, assoc_result.failure_reason))
15:33:50 INFO | autoserv| TestFail: Expected connection to IBSS_b_avlnm_ch1 to succeed, but it failed with reason: FAIL(Discovery timed out).
15:33:50 INFO | autoserv| ======= WiFi autotest complete. Cleaning up... =======
15:33:52 INFO | autoserv| Waiting for RPC server "shill_xmlrpc_server" shutdown
15:33:52 INFO | autoserv| Shut down RPC server.
15:33:57 INFO | autoserv| FAIL	network_WiFi_IBSS	network_WiFi_IBSS	timestamp=1487367237	localtime=Feb 17 15:33:57	Expected connection to IBSS_b_avlnm_ch1 to succeed, but it failed with reason: FAIL(Discovery timed out).
15:33:57 INFO | autoserv| END FAIL	network_WiFi_IBSS	network_WiFi_IBSS	timestamp=1487367237	localtime=Feb 17 15:33:57
15:33:57 INFO | autoserv| Finished processing control file
15:33:57 INFO | autoserv| Skipping crash dump/info collection as requested.
15:33:57 INFO | autoserv| Starting master ssh connection '/usr/bin/ssh -a -x -N -o ControlMaster=yes -o ControlPath=/tmp/_autotmp_trkAGvssh-master/socket -o StrictHostKeyChecking=no -o UserKnownHostsFile=/tmp/tmpU_jduR -o BatchMode=yes -o ConnectTimeout=30 -o ServerAliveInterval=300 -l root -p 22 chromeos9-row4-rack8-host4'
15:33:59 INFO | autoserv| Starting master ssh connection '/usr/bin/ssh -a -x   -N -o ControlMaster=yes -o ControlPath=/tmp/_autotmp_IS07Arssh-master/socket -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o BatchMode=yes -o ConnectTimeout=30 -o ServerAliveInterval=900 -o ServerAliveCountMax=3 -o ConnectionAttempts=4 -o Protocol=2 -l root -p 22 chromeos9-row4-rack8-host4'
15:34:02 INFO | autoserv| get_network_stats: at-end RXbytes 1148125703 TXbytes 2036023768
15:34:04 INFO | autoserv| Waiting for ts_mon flushing process to finish...
15:34:04 INFO | autoserv| Finished waiting for ts_mon process.
15:34:04 INFO | autoserv| record_state_duration failed: job_or_task_id=None, hostname=chromeos9-row4-rack8-host4, status=Running
-------------------------------------------------------------------------------------------------
/tmp/test_that_results_zjEYTY/results-1-network_WiFi_IBSS.wifi_IBSS                   [  FAILED  ]
/tmp/test_that_results_zjEYTY/results-1-network_WiFi_IBSS.wifi_IBSS                     FAIL: Expected connection to IBSS_b_avlnm_ch1 to succeed, but it failed with reason: FAIL(Discovery timed out).
/tmp/test_that_results_zjEYTY/results-1-network_WiFi_IBSS.wifi_IBSS/network_WiFi_IBSS [  FAILED  ]
/tmp/test_that_results_zjEYTY/results-1-network_WiFi_IBSS.wifi_IBSS/network_WiFi_IBSS   FAIL: Expected connection to IBSS_b_avlnm_ch1 to succeed, but it failed with reason: FAIL(Discovery timed out).
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Complete logs : https://storage.cloud.google.com/chromiumos-test-logs/bugfiles/cr/M57_Reports/Marvell%208797/Snow/M57_9199_DAISY_MAT_Func_148_159.tar.gz?_ga=1.170006052.503717453.1483999907