Hostapd ACS not changing from previously selected channel

Erich Titl erich.titl at think.ch
Sat Feb 21 10:58:06 EST 2015


Hi

Am 21.02.2015 um 02:00 schrieb Fumikazu Yobimoto:
> Hi,
> 
...

> 
> $ hostapd -d hostapd.conf | grep nl80211

SALT# hostapd -d /etc/hostapd/hostapd.conf | grep nl80211
nl80211: Could not add multicast membership for vendor events: -2 (No
such file or directory)
nl80211: Supported cipher 00-0f-ac:1
nl80211: Supported cipher 00-0f-ac:5
nl80211: Supported cipher 00-0f-ac:2
nl80211: Supported cipher 00-0f-ac:4
nl80211: Supported cipher 00-0f-ac:6
nl80211: Using driver-based off-channel TX
nl80211: interface wlan1 in phy phy1
nl80211: Set mode ifindex 5 iftype 3 (AP)
nl80211: Setup AP(wlan1) - device_ap_sme=0 use_monitor=0
nl80211: Subscribe to mgmt frames with AP handle 0x9cd26c0
nl80211: Register frame type=0xb0 (WLAN_FC_STYPE_AUTH)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0x0 (WLAN_FC_STYPE_ASSOC_REQ)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0x20 (WLAN_FC_STYPE_REASSOC_REQ)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0xa0 (WLAN_FC_STYPE_DISASSOC)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0xc0 (WLAN_FC_STYPE_DEAUTH)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0xd0 (WLAN_FC_STYPE_ACTION)
nl_handle=0x9cd26c0 match=
nl80211: Register frame type=0x40 (WLAN_FC_STYPE_PROBE_REQ)
nl_handle=0x9cd26c0 match=
nl80211: Interface wlan1 is in bridge br0
nl80211: Add own interface ifindex 6
nl80211: if_indices[16]: 6
nl80211: Add own interface ifindex 5
nl80211: if_indices[16]: 6 5
nl80211: Regulatory information - country=CH
nl80211: 2402-2482 @ 40 MHz 0 mBm
nl80211: 5170-5250 @ 80 MHz 0 mBm
nl80211: 5250-5330 @ 80 MHz 0 mBm
nl80211: 5490-5710 @ 80 MHz 0 mBm
nl80211: 57240-65880 @ 2160 MHz 0 mBm
nl80211: Added 802.11b mode based on 802.11g information
wlan1: nl80211: scan request
nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan1
wlan1: nl80211: Scan trigger
nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan1
wlan1: nl80211: New scan results available
nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442
2447 2452 2457 2462 2467 2472
nl80211: Fetch survey data
nl80211: Freq survey dump event (freq=2472 MHz noise=-96
channel_time=111 busy_time=3 tx_time=0 rx_time=3 filled=001f)
wlan1: nl80211: scan request
nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan1
wlan1: nl80211: Scan trigger
nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan1
wlan1: nl80211: New scan results available
nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442
2447 2452 2457 2462 2467 2472
nl80211: Fetch survey data
nl80211: Freq survey dump event (freq=2472 MHz noise=-96
channel_time=111 busy_time=6 tx_time=0 rx_time=5 filled=001f)
wlan1: nl80211: scan request
nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan1
wlan1: nl80211: Scan trigger
nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan1
wlan1: nl80211: New scan results available
nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442
2447 2452 2457 2462 2467 2472
nl80211: Fetch survey data
nl80211: Freq survey dump event (freq=2472 MHz noise=-96
channel_time=111 busy_time=3 tx_time=0 rx_time=3 filled=001f)
wlan1: nl80211: scan request
nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan1
wlan1: nl80211: Scan trigger
nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan1
wlan1: nl80211: New scan results available
nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442
2447 2452 2457 2462 2467 2472
nl80211: Fetch survey data
nl80211: Freq survey dump event (freq=2472 MHz noise=-96
channel_time=111 busy_time=6 tx_time=0 rx_time=2 filled=001f)
wlan1: nl80211: scan request
nl80211: Drv Event 33 (NL80211_CMD_TRIGGER_SCAN) received for wlan1
wlan1: nl80211: Scan trigger
nl80211: BSS Event 59 (NL80211_CMD_FRAME) received for wlan1
nl80211: RX frame sa=04:1b:ba:c8:be:39 freq=2422 ssi_signal=-94 stype=4
(WLAN_FC_STYPE_PROBE_REQ) len=79
nl80211: send_mlme - da= 04:1b:ba:c8:be:39 noack=1 freq=0 no_cck=0
offchanok=0 wait_time=0 fc=0x50 (WLAN_FC_STYPE_PROBE_RESP) nlmode=3
nl80211: send_mlme -> send_frame
nl80211: send_frame - Use bss->freq=0
nl80211: send_frame -> send_frame_cmd
nl80211: Frame command failed: ret=-22 (Invalid argument) (freq=0 wait=0)
nl80211: BSS Event 59 (NL80211_CMD_FRAME) received for wlan1
nl80211: RX frame sa=04:1b:ba:c8:be:39 freq=2422 ssi_signal=-94 stype=4
(WLAN_FC_STYPE_PROBE_REQ) len=79
nl80211: send_mlme - da= 04:1b:ba:c8:be:39 noack=1 freq=0 no_cck=0
offchanok=0 wait_time=0 fc=0x50 (WLAN_FC_STYPE_PROBE_RESP) nlmode=3
nl80211: send_mlme -> send_frame
nl80211: send_frame - Use bss->freq=0
nl80211: send_frame -> send_frame_cmd
nl80211: Frame command failed: ret=-22 (Invalid argument) (freq=0 wait=0)
nl80211: BSS Event 59 (NL80211_CMD_FRAME) received for wlan1
nl80211: RX frame sa=10:08:c1:08:4a:fe freq=2432 ssi_signal=-96 stype=4
(WLAN_FC_STYPE_PROBE_REQ) len=116
nl80211: send_mlme - da= 10:08:c1:08:4a:fe noack=1 freq=0 no_cck=0
offchanok=0 wait_time=0 fc=0x50 (WLAN_FC_STYPE_PROBE_RESP) nlmode=3
nl80211: send_mlme -> send_frame
nl80211: send_frame - Use bss->freq=0
nl80211: send_frame -> send_frame_cmd
nl80211: Frame command failed: ret=-22 (Invalid argument) (freq=0 wait=0)
nl80211: Drv Event 34 (NL80211_CMD_NEW_SCAN_RESULTS) received for wlan1
wlan1: nl80211: New scan results available
nl80211: Scan included frequencies: 2412 2417 2422 2427 2432 2437 2442
2447 2452 2457 2462 2467 2472
nl80211: Fetch survey data
nl80211: Freq survey dump event (freq=2472 MHz noise=-96
channel_time=111 busy_time=7 tx_time=0 rx_time=3 filled=001f)
nl80211: Set freq 2472 (ht_enabled=0, vht_enabled=0, bandwidth=20 MHz,
cf1=2472 MHz, cf2=0 MHz)
nl80211: flush -> DEL_STATION wlan1 (all)
nl80211: send_mlme - da= ff:ff:ff:ff:ff:ff noack=0 freq=0 no_cck=0
offchanok=0 wait_time=0 fc=0xc0 (WLAN_FC_STYPE_DEAUTH) nlmode=3
nl80211: send_mlme -> send_frame
nl80211: send_frame - Use bss->freq=2472
nl80211: send_frame -> send_frame_cmd
nl80211: Frame command failed: ret=-16 (Device or resource busy)
(freq=2472 wait=0)
wpa_driver_nl80211_set_key: ifindex=5 (wlan1) alg=0 addr=(nil) key_idx=0
set_tx=0 seq_len=0 key_len=0
wpa_driver_nl80211_set_key: ifindex=5 (wlan1) alg=0 addr=(nil) key_idx=1
set_tx=0 seq_len=0 key_len=0
wpa_driver_nl80211_set_key: ifindex=5 (wlan1) alg=0 addr=(nil) key_idx=2
set_tx=0 seq_len=0 key_len=0
wpa_driver_nl80211_set_key: ifindex=5 (wlan1) alg=0 addr=(nil) key_idx=3
set_tx=0 seq_len=0 key_len=0
nl80211: Set beacon (beacon_set=0)
nl80211: Beacon head - hexdump(len=55): 80 00 00 00 ff ff ff ff ff ff 00
0b 6b 36 bc c9 00 0b 6b 36 bc c9 00 00 00 00 00 00 00 00 00 00 64 00 31
04 00 04 53 41 4c 54 01 08 82 84 8b 96 0c 12 18 24 03 01 0d
nl80211: Beacon tail - hexdump(len=75): 07 06 43 48 20 01 0d 00 2a 01 00
32 04 30 48 60 6c 30 14 01 00 00 0f ac 04 01 00 00 0f ac 04 01 00 00 0f
ac 02 0c 00 7f 08 00 00 00 00 00 00 00 40 dd 18 00 50 f2 02 01 01 00 00
03 a4 00 00 27 a4 00 00 42 43 5e 00 62 32 2f 00
nl80211: ifindex=5
nl80211: beacon_int=100
nl80211: dtim_period=2
nl80211: ssid - hexdump_ascii(len=4):
nl80211: hidden SSID not in use
nl80211: privacy=1
nl80211: auth_algs=0x3
nl80211: wpa_version=0x2
nl80211: key_mgmt_suites=0x2
nl80211: pairwise_ciphers=0x18
nl80211: group_cipher=0x10

cheers

ET

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