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ACS_Issue

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Sep 2nd, 2014
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  1. hostapd.conf:
  2. interface=wlan0
  3. bridge=br0
  4. driver=nl80211
  5.  
  6. logger_syslog=-1
  7. logger_syslog_level=2
  8. logger_stdout=-1
  9. logger_stdout_level=2
  10.  
  11. ctrl_interface=/var/run/hostapd
  12. ctrl_interface_group=0
  13.  
  14. ssid=test
  15. country_code=US
  16. hw_mode=g
  17.  
  18. channel=0
  19.  
  20. sudo hostapd -d /etc/hostapd/hostapd.conf:
  21. random: Trying to read entropy from /dev/random
  22. Configuration file: /etc/hostapd/hostapd.conf
  23. ctrl_interface_group=0
  24. nl80211: Could not add multicast membership for vendor events: -2 (No such file or directory)
  25. rfkill: initial event: idx=0 type=1 op=0 soft=0 hard=0
  26. nl80211: Supported cipher 00-0f-ac:1
  27. nl80211: Supported cipher 00-0f-ac:5
  28. nl80211: Supported cipher 00-0f-ac:2
  29. nl80211: Supported cipher 00-0f-ac:4
  30. nl80211: Using driver-based off-channel TX
  31. nl80211: Use separate P2P group interface (driver advertised support)
  32. nl80211: interface wlan0 in phy phy0
  33. nl80211: Set mode ifindex 4 iftype 3 (AP)
  34. nl80211: Failed to set interface 4 to mode 3: -16 (Device or resource busy)
  35. nl80211: Try mode change after setting interface down
  36. nl80211: Set mode ifindex 4 iftype 3 (AP)
  37. nl80211: Mode change succeeded while interface is down
  38. nl80211: Setup AP(wlan0) - device_ap_sme=0 use_monitor=0
  39. nl80211: Subscribe to mgmt frames with AP handle 0x18cd2a0
  40. nl80211: Register frame type=0xb0 nl_handle=0x18cd2a0 match=
  41. nl80211: Register frame type=0x0 nl_handle=0x18cd2a0 match=
  42. nl80211: Register frame type=0x20 nl_handle=0x18cd2a0 match=
  43. nl80211: Register frame type=0xa0 nl_handle=0x18cd2a0 match=
  44. nl80211: Register frame type=0xc0 nl_handle=0x18cd2a0 match=
  45. nl80211: Register frame type=0xd0 nl_handle=0x18cd2a0 match=
  46. nl80211: Register frame type=0x40 nl_handle=0x18cd2a0 match=
  47. nl80211: wifi status sockopt failed
  48.  
  49. nl80211: Add own interface ifindex 5
  50. nl80211: if_indices[16]: 5
  51. nl80211: Add own interface ifindex 4
  52. nl80211: if_indices[16]: 5 4
  53. nl80211: Adding interface wlan0 into bridge br0
  54. phy: phy0
  55. BSS count 1, BSSID mask 00:00:00:00:00:00 (0 bits)
  56. wlan0: interface state UNINITIALIZED->COUNTRY_UPDATE
  57. Previous country code US, new country code US
  58. nl80211: Regulatory information - country=US
  59. nl80211: 2402-2472 @ 40 MHz 30 mBm
  60. nl80211: 5170-5250 @ 80 MHz 17 mBm
  61. nl80211: 5250-5330 @ 80 MHz 23 mBm (DFS)
  62. nl80211: 5735-5835 @ 80 MHz 30 mBm
  63. nl80211: 57240-63720 @ 2160 MHz 40 mBm
  64. nl80211: Added 802.11b mode based on 802.11g information
  65. ACS: Automatic channel selection started, this may take a bit
  66. ACS: Scanning 1 / 5
  67. wlan0: nl80211: scan request
  68. Scan requested (ret=0) - scan timeout 10 seconds
  69. wlan0: interface state COUNTRY_UPDATE->ACS
  70. wlan0: ACS-STARTED
  71. Interface initialization will be completed in a callback (ACS)
  72. ctrl_iface not configured!
  73. random: Got 20/20 bytes from /dev/random
  74. RTM_NEWLINK: ifi_index=4 ifname=wlan0 operstate=2 linkmode=0 ifi_flags=0x1002 ()
  75. nl80211: Ignore interface down event since interface wlan0 is up
  76. RTM_NEWLINK: ifi_index=4 ifname=wlan0 operstate=2 linkmode=0 ifi_flags=0x1002 ()
  77. nl80211: Ignore interface down event since interface wlan0 is up
  78. RTM_NEWLINK: ifi_index=4 ifname=wlan0 operstate=2 linkmode=0 ifi_flags=0x1002 ()
  79. nl80211: Ignore interface down event since interface wlan0 is up
  80. RTM_NEWLINK: ifi_index=4 ifname=wlan0 operstate=2 linkmode=0 ifi_flags=0x1003 ([UP])
  81. RTM_NEWLINK: ifi_index=5 ifname=br0 operstate=0 linkmode=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP])
  82. wlan0: Event INTERFACE_STATUS (5) received
  83. Unknown event 5
  84. RTM_NEWLINK: ifi_index=4 ifname=wlan0 master=5 operstate=2 ifi_flags=0x1003 ([UP])
  85. nl80211: Add ifindex 5 for bridge br0
  86. nl80211: Add own interface ifindex 5
  87. nl80211: ifindex 5 already in the list
  88. nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan0
  89. wlan0: nl80211: Scan trigger
  90. wlan0: Event SCAN_STARTED (49) received
  91. Unknown event 49
  92. RTM_NEWLINK: ifi_index=4 ifname=wlan0 wext ifi_flags=0x1003 ([UP])
  93. nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan0
  94. wlan0: nl80211: New scan results available
  95. nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462
  96. wlan0: Event SCAN_RESULTS (3) received
  97. ACS: Using survey based algorithm (acs_num_scans=5)
  98. nl80211: Fetch survey data
  99. wlan0: Event SURVEY (48) received
  100. No survey data received
  101. ACS: Scanning 2 / 5
  102. wlan0: nl80211: scan request
  103. Scan requested (ret=0) - scan timeout 30 seconds
  104. nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan0
  105. wlan0: nl80211: Scan trigger
  106. wlan0: Event SCAN_STARTED (49) received
  107. Unknown event 49
  108. nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan0
  109. wlan0: nl80211: New scan results available
  110. nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462
  111. wlan0: Event SCAN_RESULTS (3) received
  112. ACS: Using survey based algorithm (acs_num_scans=5)
  113. nl80211: Fetch survey data
  114. wlan0: Event SURVEY (48) received
  115. No survey data received
  116. ACS: Scanning 3 / 5
  117. wlan0: nl80211: scan request
  118. Scan requested (ret=0) - scan timeout 30 seconds
  119. RTM_NEWLINK: ifi_index=4 ifname=wlan0 wext ifi_flags=0x1003 ([UP])
  120. nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan0
  121. wlan0: nl80211: Scan trigger
  122. wlan0: Event SCAN_STARTED (49) received
  123. Unknown event 49
  124. RTM_NEWLINK: ifi_index=4 ifname=wlan0 wext ifi_flags=0x1003 ([UP])
  125. nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan0
  126. wlan0: nl80211: New scan results available
  127. nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462
  128. wlan0: Event SCAN_RESULTS (3) received
  129. ACS: Using survey based algorithm (acs_num_scans=5)
  130. nl80211: Fetch survey data
  131. wlan0: Event SURVEY (48) received
  132. No survey data received
  133. ACS: Scanning 4 / 5
  134. wlan0: nl80211: scan request
  135. Scan requested (ret=0) - scan timeout 30 seconds
  136. nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan0
  137. wlan0: nl80211: Scan trigger
  138. wlan0: Event SCAN_STARTED (49) received
  139. Unknown event 49
  140. RTM_NEWLINK: ifi_index=4 ifname=wlan0 wext ifi_flags=0x1003 ([UP])
  141. nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan0
  142. wlan0: nl80211: New scan results available
  143. nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462
  144. wlan0: Event SCAN_RESULTS (3) received
  145. ACS: Using survey based algorithm (acs_num_scans=5)
  146. nl80211: Fetch survey data
  147. wlan0: Event SURVEY (48) received
  148. No survey data received
  149. ACS: Scanning 5 / 5
  150. wlan0: nl80211: scan request
  151. Scan requested (ret=0) - scan timeout 30 seconds
  152. nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan0
  153. wlan0: nl80211: Scan trigger
  154. wlan0: Event SCAN_STARTED (49) received
  155. Unknown event 49
  156. nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan0
  157. wlan0: nl80211: New scan results available
  158. nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442 2447 2452 2457 2462
  159. wlan0: Event SCAN_RESULTS (3) received
  160. ACS: Using survey based algorithm (acs_num_scans=5)
  161. nl80211: Fetch survey data
  162. wlan0: Event SURVEY (48) received
  163. No survey data received
  164. ACS: Trying survey-based ACS
  165. ACS: Unable to collect survey data
  166. ACS: All study options have failed
  167. Interface initialization failed
  168. wlan0: interface state ACS->DISABLED
  169. wlan0: AP-DISABLED
  170. ACS: Possibly channel configuration is invalid, please report this along with your config file.
  171. ACS: Failed to start
  172. wlan0: AP-DISABLED
  173. wlan0: Deauthenticate all stations
  174. nl80211: send_mlme - noack=0 freq=0 no_cck=0 offchanok=0 wait_time=0 fc=0xc0 nlmode=3
  175. nl80211: send_mlme -> send_frame
  176. nl80211: send_frame - Use bss->freq=0
  177. nl80211: send_frame -> send_frame_cmd
  178. nl80211: Frame command failed: ret=-22 (Invalid argument) (freq=0 wait=0)
  179. hostapd_free_hapd_data: Interface wlan0 wasn't started
  180. hostapd_deinit_driver: driver=0x47ef60 drv_priv=0x18cfa10 -> hapd_deinit
  181. nl80211: Remove monitor interface: refcount=0
  182. nl80211: Remove beacon (ifindex=4)
  183. netlink: Operstate: ifindex=4 linkmode=0 (kernel-control), operstate=6 (IF_OPER_UP)
  184. nl80211: Set mode ifindex 4 iftype 2 (STATION)
  185. nl80211: Failed to set interface 4 to mode 2: -16 (Device or resource busy)
  186. nl80211: Try mode change after setting interface down
  187. nl80211: Set mode ifindex 4 iftype 2 (STATION)
  188. nl80211: Mode change succeeded while interface is down
  189. nl80211: Teardown AP(wlan0) - device_ap_sme=0 use_monitor=0
  190. nl80211: Unsubscribe mgmt frames handle 0x8888888889045a29 (AP teardown)
  191. hostapd_deinit_driver:bss[0]->drv_priv=0x18cfa10
  192. hostapd_cleanup_iface_partial(0x18cc7f0)
  193. Interface wlan0 disabled
  194. wlan0: interface state DISABLED->DISABLED
  195. hostapd_interface_deinit_free(0x18cc7f0)
  196. hostapd_interface_deinit_free: num_bss=1 conf->num_bss=1
  197. hostapd_interface_deinit(0x18cc7f0)
  198. hostapd_bss_deinit: deinit bss wlan0
  199. hostapd_cleanup(hapd=0x18cecc0 (wlan0))
  200. hostapd_free_hapd_data: Interface wlan0 wasn't started
  201. hostapd_interface_deinit_free: driver=0x47ef60 drv_priv=(nil) -> hapd_deinit
  202. hostapd_interface_free(0x18cc7f0)
  203. hostapd_interface_free: free hapd 0x18cecc0
  204. hostapd_cleanup_iface(0x18cc7f0)
  205. hostapd_cleanup_iface_partial(0x18cc7f0)
  206. hostapd_cleanup_iface: free iface=0x18cc7f0
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