Wifi 界面显示出来但就是连接不上。以下是与我的电脑无线相关的信息
########## wireless info START ##########
Report from: 30 Jul 2016 10:07 IST +0530
Booted last: 30 Jul 2016 09:26 IST +0530
Script from: 08 Jul 2016 02:16 UTC +0000
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 14.04.4 LTS
Release: 14.04
Codename: trusty
##### kernel ############################
Linux 3.13.0-92-generic #139-Ubuntu SMP Tue Jun 28 20:42:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, vt.handoff=7
##### desktop ###########################
Ubuntu
##### lspci #############################
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 07)
Subsystem: Dell Device [1028:05ea]
Kernel driver in use: r8169
02:00.0 Network controller [0280]: Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter [168c:0036] (rev 01)
Subsystem: Dell Device [1028:020c]
Kernel driver in use: ath9k
##### lsusb #############################
Bus 001 Device 006: ID 0c45:649a Microdia
Bus 001 Device 005: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 007: ID 0cf3:0036 Atheros Communications, Inc.
Bus 001 Device 003: ID 13ee:0001 MosArt Optical Mouse
Bus 001 Device 002: ID 8087:8000 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
##### lsmod #############################
dell_wmi 12761 0
sparse_keymap 13948 1 dell_wmi
dell_laptop 18133 0
dcdbas 14928 1 dell_laptop
ath9k 164164 0
ath9k_common 13551 1 ath9k
ath9k_hw 453856 2 ath9k_common,ath9k
ath 28698 3 ath9k_common,ath9k,ath9k_hw
mac80211 638901 1 ath9k
ath3k 17414 0
cfg80211 496328 3 ath,ath9k,mac80211
bluetooth 391136 23 bnep,ath3k,btusb,rfcomm
wmi 19177 1 dell_wmi
##### interfaces ########################
auto lo
iface lo inet loopback
##### ifconfig ##########################
eth0 Link encap:Ethernet HWaddr <MAC 'eth0' [IF1]>
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
wlan0 Link encap:Ethernet HWaddr <MAC 'wlan0' [IF2]>
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
##### iwconfig ##########################
eth0 no wireless extensions.
lo no wireless extensions.
wlan0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=16 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
##### resolv.conf #######################
##### network managers ##################
Installed:
NetworkManager
Running:
root 764 1 0 09:26 ? 00:00:00 NetworkManager
##### NetworkManager info ###############
NetworkManager Tool
State: disconnected
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: ath9k
State: disconnected
Default: no
HW Address: <MAC 'wlan0' [IF2]>
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points
- Device: eth0 -----------------------------------------------------------------
Type: Wired
Driver: r8169
State: unavailable
Default: no
HW Address: <MAC 'eth0' [IF1]>
Capabilities:
Carrier Detect: yes
Wired Properties
Carrier: off
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
WimaxEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq
[ifupdown]
managed=false
##### NetworkManager profiles ###########
[[/etc/NetworkManager/system-connections/JVP]] (600 root)
[connection] id=JVP | type=802-11-wireless
[802-11-wireless] ssid=JVP | mac-address=<MAC 'wlan0' [IF2]>
[ipv4] method=auto
[ipv6] method=auto
[[/etc/NetworkManager/system-connections/SIT]] (600 root)
[connection] id=SIT | type=802-11-wireless
[802-11-wireless] ssid=SIT | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/sbi]] (600 root)
[connection] id=sbi | type=802-11-wireless
[802-11-wireless] ssid=sbi | mac-address=<MAC 'wlan0' [IF2]>
[ipv4] method=auto
[ipv6] method=auto
[[/etc/NetworkManager/system-connections/RailWire Wi-Fi]] (600 root)
[connection] id=RailWire Wi-Fi | type=802-11-wireless
[802-11-wireless] ssid=RailWire Wi-Fi | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/AbhishekWifi]] (600 root)
[connection] id=AbhishekWifi | type=802-11-wireless
[802-11-wireless] ssid=AbhishekWifi | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/C_LIBRARY]] (600 root)
[connection] id=C_LIBRARY | type=802-11-wireless
[802-11-wireless] ssid=C_LIBRARY | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/SETUP]] (600 root)
[connection] id=SETUP | type=802-11-wireless
[802-11-wireless] ssid=SETUP | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/ADYYYXNob2todGM4NjUx]] (600 root)
[connection] id=ADYYYXNob2todGM4NjUx | type=802-11-wireless
[802-11-wireless] ssid=ADYYYXNob2todGM4NjUx | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/bsnl]] (600 root)
[connection] id=bsnl | type=802-11-wireless
[802-11-wireless] ssid=bsnl | mac-address=<MAC 'wlan0' [IF2]>
[ipv4] method=auto
[ipv6] method=auto
[[/etc/NetworkManager/system-connections/Android]] (600 root)
[connection] id=Android | type=802-11-wireless
[802-11-wireless] ssid=Android | mac-address=<MAC 'wlan0' [IF2]>
[ipv4] method=auto
[ipv6] method=auto
[[/etc/NetworkManager/system-connections/CAMPUS]] (600 root)
[connection] id=CAMPUS | type=802-11-wireless
[802-11-wireless] ssid=CAMPUS | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/ACADEMIC-1]] (600 root)
[connection] id=ACADEMIC-1 | type=802-11-wireless
[802-11-wireless] ssid=ACADEMIC-1 | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
[[/etc/NetworkManager/system-connections/GUEST]] (600 root)
[connection] id=GUEST | type=802-11-wireless
[802-11-wireless] ssid=GUEST | mac-address=<MAC 'wlan0' [IF2]>
[ipv6] method=auto
[ipv4] method=auto
##### iw reg get ########################
Region: Asia/Kolkata (based on set time zone)
country 00:
(2402 - 2472 @ 40), (3, 20)
(2457 - 2482 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
(2474 - 2494 @ 20), (3, 20), NO-OFDM, PASSIVE-SCAN, NO-IBSS
(5170 - 5250 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
(5735 - 5835 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
##### iwlist channels ###################
eth0 no frequency information.
lo no frequency information.
wlan0 14 channels in total; available frequencies :
Channel 01 : 2.412 GHz
Channel 02 : 2.417 GHz
Channel 03 : 2.422 GHz
Channel 04 : 2.427 GHz
Channel 05 : 2.432 GHz
Channel 06 : 2.437 GHz
Channel 07 : 2.442 GHz
Channel 08 : 2.447 GHz
Channel 09 : 2.452 GHz
Channel 10 : 2.457 GHz
Channel 11 : 2.462 GHz
Channel 12 : 2.467 GHz
Channel 13 : 2.472 GHz
Channel 14 : 2.484 GHz
##### iwlist scan #######################
eth0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
wlan0 No scan results
##### module infos ######################
[ath9k]
filename: /lib/modules/3.13.0-92-generic/kernel/drivers/net/wireless/ath/ath9k/ath9k.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
srcversion: 1F2BE74683868C04A429DFF
depends: ath9k_hw,mac80211,ath9k_common,cfg80211,ath
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
parm: debug:Debugging mask (uint)
parm: nohwcrypt:Disable hardware encryption (int)
parm: blink:Enable LED blink on activity (int)
parm: btcoex_enable:Enable wifi-BT coexistence (int)
parm: bt_ant_diversity:Enable WLAN/BT RX antenna diversity (int)
parm: ps_enable:Enable WLAN PowerSave (int)
[ath9k_common]
filename: /lib/modules/3.13.0-92-generic/kernel/drivers/net/wireless/ath/ath9k/ath9k_common.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless 802.11n LAN cards.
author: Atheros Communications
srcversion: 93644B269B570BC55CF5154
depends: ath,ath9k_hw
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
[ath9k_hw]
filename: /lib/modules/3.13.0-92-generic/kernel/drivers/net/wireless/ath/ath9k/ath9k_hw.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
srcversion: 4D7E3FBEBDFF649364222B3
depends: ath
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
[ath]
filename: /lib/modules/3.13.0-92-generic/kernel/drivers/net/wireless/ath/ath.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless LAN cards.
author: Atheros Communications
srcversion: 88A67C5359B02C5A710AFCF
depends: cfg80211
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
[mac80211]
filename: /lib/modules/3.13.0-92-generic/kernel/net/mac80211/mac80211.ko
license: GPL
description: IEEE 802.11 subsystem
srcversion: C31A92A72ADA65F2F8247FB
depends: cfg80211
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
parm: max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm: max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm: beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm: probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm: ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)
[ath3k]
filename: /lib/modules/3.13.0-92-generic/kernel/drivers/bluetooth/ath3k.ko
firmware: ath3k-1.fw
license: GPL
version: 1.0
description: Atheros AR30xx firmware driver
author: Atheros Communications
srcversion: A49A3D87CA20DB742E336F9
depends: bluetooth
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
[cfg80211]
filename: /lib/modules/3.13.0-92-generic/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
author: Johannes Berg
srcversion: 0055529745EF9A8A3E57FC3
depends:
intree: Y
vermagic: 3.13.0-92-generic SMP mod_unload modversions
signer: Magrathea: Glacier signing key
sig_key: 2A:48:00:B9:4D:C7:83:D0:53:26:FA:E6:7B:01:B0:BE:B7:3B:B8:11
sig_hashalgo: sha512
parm: ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm: cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)
##### module parameters #################
[ath9k]
blink: 0
bt_ant_diversity: 0
btcoex_enable: 0
nohwcrypt: 0
ps_enable: 0
[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
probe_wait_ms: 500
[cfg80211]
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
lp
rtc
##### modprobe options ##################
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en
##### rc.local ##########################
exit 0
##### pm-utils ##########################
##### udev rules ########################
[/etc/udev/rules.d/70-persistent-net.rules]
# PCI device 0x10ec:0x8136 (r8169)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'eth0' [IF1]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"
# PCI device 0x168c:0x0036 (ath9k)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'wlan0' [IF2]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="wlan*", NAME="wlan0"
##### dmesg #############################
[ 144.970320] wlan0: failed to insert STA entry for the AP (error -22)
[ 161.937647] wlan0: authenticate with <MAC 'wlan0' [IF2]>
[ 161.950415] wlan0: failed to insert STA entry for the AP (error -22)
[ 172.902514] wlan0: authenticate with <MAC 'wlan0' [IF2]>
[ 172.921194] wlan0: failed to insert STA entry for the AP (error -22)
########## wireless info END ############
正如您在底部看到的，我遇到了这个错误 [ 172.921194] wlan0：无法为 AP 插入 STA 条目（错误 -22） 我用谷歌搜索了一下，但没有找到太多相关信息。我不知道还能做什么。
編輯-1
$demsg | grep ath 的结果
[ 1.570858] Loaded X.509 cert 'Magrathea: Glacier signing key: 2a4800b94dc783d05326fae67b01b0beb73bb811'
[ 12.713058] ath: phy0: Set BT/WLAN RX diversity capability
[ 12.722150] ath: phy0: Enable LNA combining
[ 12.724538] ath: phy0: ASPM enabled: 0x43
[ 12.724543] ath: EEPROM regdomain: 0x60
[ 12.724545] ath: EEPROM indicates we should expect a direct regpair map
[ 12.724547] ath: Country alpha2 being used: 00
[ 12.724549] ath: Regpair used: 0x60
[ 13.070362] usbcore: registered new interface driver ath3k
[ 18.623950] type=1400 audit(1469858973.553:22): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/telepathy/mission-control-5" pid=908 comm="apparmor_parser"
[ 18.623956] type=1400 audit(1469858973.553:23): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/telepathy/telepathy-*" pid=908 comm="apparmor_parser"
[ 18.623966] type=1400 audit(1469858973.553:26): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/telepathy/telepathy-ofono" pid=908 comm="apparmor_parser"
[ 74.979745] Modules linked in: cdc_acm bnep rfcomm binfmt_misc snd_hda_codec_hdmi snd_hda_codec_realtek rndis_host cdc_ether usbnet wl(POX) dell_wmi sparse_keymap uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core rts5139(C) videodev dell_laptop dcdbas intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_hda_intel snd_hda_codec snd_hwdep arc4 snd_pcm snd_page_alloc ath9k snd_seq_midi snd_seq_midi_event ath9k_common ath9k_hw radeon ath snd_rawmidi mac80211 cfg80211 ttm snd_seq ath3k btusb snd_seq_device bluetooth i915 snd_timer snd mei_me drm_kms_helper shpchp lpc_ich serio_raw mei drm soundcore i2c_algo_bit wmi video mac_hid parport_pc ppdev lp parport hid_generic usbhid hid psmouse ahci r8169 libahci mii
[ 74.979807] [<ffffffff8106987d>] warn_slowpath_common+0x7d/0xa0
[ 74.979809] [<ffffffff8106995a>] warn_slowpath_null+0x1a/0x20
[ 74.979922] [<ffffffff8173a9dd>] system_call_fastpath+0x1a/0x1f
[ 76.059740] Modules linked in: cdc_acm bnep rfcomm binfmt_misc snd_hda_codec_hdmi snd_hda_codec_realtek rndis_host cdc_ether usbnet wl(POX) dell_wmi sparse_keymap uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core rts5139(C) videodev dell_laptop dcdbas intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_hda_intel snd_hda_codec snd_hwdep arc4 snd_pcm snd_page_alloc ath9k snd_seq_midi snd_seq_midi_event ath9k_common ath9k_hw radeon ath snd_rawmidi mac80211 cfg80211 ttm snd_seq ath3k btusb snd_seq_device bluetooth i915 snd_timer snd mei_me drm_kms_helper shpchp lpc_ich serio_raw mei drm soundcore i2c_algo_bit wmi video mac_hid parport_pc ppdev lp parport hid_generic usbhid hid psmouse ahci r8169 libahci mii
[ 76.059790] [<ffffffff8106987d>] warn_slowpath_common+0x7d/0xa0
[ 76.059791] [<ffffffff8106995a>] warn_slowpath_null+0x1a/0x20
[ 76.059901] [<ffffffff8173a9dd>] system_call_fastpath+0x1a/0x1f
我没有附加命令显示的所有内容，因为日志有点令人遗憾，这是很常见的。
编辑-2
$demsg | grep ath 命令的完整输出，http://pastebin.com/VYbebB2K