Station randomly losses connection to AP using ath9k
Sergio Miguel Rodriguez Padilla
sergiomiguelrp
Thu Jul 5 18:33:32 PDT 2012
Hello.
My laptop gets disconected randomly. The below description is the best
I've been able to capture.
-----------------------------------------------BEGIN
DESCRIPTION-------------------------------------------------
STATION SAYS:
Associated with 74:ea:3a:b8:7f:3e
WPA: Key negotiation completed with 74:ea:3a:b8:7f:3e [PTK=CCMP GTK=TKIP]
CTRL-EVENT-CONNECTED - Connection to 74:ea:3a:b8:7f:3e completed
(reauth) [id=0 id_str=]
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: Key negotiation completed with 74:ea:3a:b8:7f:3e [PTK=CCMP GTK=TKIP]
CTRL-EVENT-CONNECTED - Connection to 74:ea:3a:b8:7f:3e completed
(reauth) [id=0 id_str=]
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: Key negotiation completed with 74:ea:3a:b8:7f:3e [PTK=CCMP GTK=TKIP]
CTRL-EVENT-CONNECTED - Connection to 74:ea:3a:b8:7f:3e completed
(reauth) [id=0 id_str=]
AT THE SAME TIME, SERVER SAYS:
Data/PS-poll frame from no associated STA MAC_ADDRESS
AND: PING FROM STA TO AP
root at kepler:~# ping 172.31.0.1
PING 172.31.0.1 (172.31.0.1) 56(84) bytes of data.
From 172.31.0.81 icmp_seq=2 Destination Host Unreachable
From 172.31.0.81 icmp_seq=3 Destination Host Unreachable
From 172.31.0.81 icmp_seq=5 Destination Host Unreachable
THEN, KILLED WPA_SUPPLICANT, SERVER SAID:
wlan0: deauthentication: STA=MAC_ADDRESS reason_code=3
wlan0: Station 5c:ac:4c:b9:69:62 trying to deauthenticate, but it is not
authenticated
WHEN TRYING TO CONNECT AGAIN, SERVER SAID:
authentication: STA=MAC_ADDRESS auth_alg=0 auth_transaction=1
status_code=0 wep=0
New STA
authentication reply: STA=MAC_ADDRESS auth_alg=0 auth_transaction=2
resp=0 (IE len=0)
AT THE SAME TIME, STATION SAID:
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Authentication with 74:ea:3a:b8:7f:3e timed out.
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Authentication with 74:ea:3a:b8:7f:3e timed out.
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Authentication with 74:ea:3a:b8:7f:3e timed out.
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Authentication with 74:ea:3a:b8:7f:3e timed out.
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
.
.
.
.
.
REPEATS
AFTER RESTARTING HOSTAPD DAEMON, STATION SAID:
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: 4-Way Handshake failed - pre-shared key may be incorrect
CTRL-EVENT-DISCONNECTED bssid=74:ea:3a:b8:7f:3e reason=0
Trying to associate with 74:ea:3a:b8:7f:3e (SSID='chewbacca' freq=2422 MHz)
Associated with 74:ea:3a:b8:7f:3e
WPA: Key negotiation completed with 74:ea:3a:b8:7f:3e [PTK=CCMP GTK=TKIP]
CTRL-EVENT-CONNECTED - Connection to 74:ea:3a:b8:7f:3e completed (auth)
[id=0 id_str=]
AT THE SAME TIME, SERVER SAID:
WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1 install=0 pairwise=8
kde_len=0 keyidx=0 encr=0)
WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 4)
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKSTART
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state DISCONNECT
hostapd_wpa_auth_disconnect: WPA authenticator requests disconnect: STA
5c:ac:4c:b9:69:62 reason 2
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
WPA: wpa_sm_step() called recursively
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state DISCONNECTED
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state INITIALIZE
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
mgmt::deauth cb
STA 5c:ac:4c:b9:69:62 did not acknowledge deauth
Removing STA 5c:ac:4c:b9:69:62 from kernel driver
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
Add randomness: count=26 entropy=22
Add randomness: count=27 entropy=23
mgmt::auth
authentication: STA=5c:ac:4c:b9:69:62 auth_alg=0 auth_transaction=1
status_code=0 wep=0
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
authentication reply: STA=5c:ac:4c:b9:69:62 auth_alg=0
auth_transaction=2 resp=0 (IE len=0)
Add randomness: count=28 entropy=24
mgmt::auth cb
mgmt::assoc_req
association request: STA=5c:ac:4c:b9:69:62 capab_info=0x431
listen_interval=10
WMM IE - hexdump(len=7): 00 50 f2 02 00 01 00
Validating WMM IE: OUI 00:50:f2 OUI type 2 OUI sub-type 0 version 1
QoS info 0x0
old AID 1
HT: STA 5c:ac:4c:b9:69:62 HT Capabilities Info: 0x186e
update_sta_ht STA 5c:ac:4c:b9:69:62 - no greenfield, num of non-gf
stations 1
hostapd_ht_operation_update current operation mode=0x4
hostapd_ht_operation_update new operation mode=0x4 changes=0
Add randomness: count=29 entropy=25
mgmt::assoc_resp cb
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
wpa_driver_nl80211_set_key: ifindex=4 alg=0 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=0
addr=5c:ac:4c:b9:69:62
IEEE 802.1X: Ignore STA - using PSK
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state AUTHENTICATION2
WPA: Assign ANonce - hexdump(len=32): c3 14 5a 37 5a 9d 9a 27 d5 56 7a
42 50 da 15 ab 90 5f 9c 66 f2 35 80 fc f0 83 f4 85 c5 5f 2a e0
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state INITPSK
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKSTART
WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1 install=0 pairwise=8
kde_len=0 keyidx=0 encr=0)
WPA: Use EAPOL-Key timeout of 100 ms (retry counter 1)
mgmt::action cb
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKSTART
WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1 install=0 pairwise=8
kde_len=0 keyidx=0 encr=0)
WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 2)
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKSTART
WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1 install=0 pairwise=8
kde_len=0 keyidx=0 encr=0)
WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 3)
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKSTART
WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1 install=0 pairwise=8
kde_len=0 keyidx=0 encr=0)
WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 4)
IEEE 802.1X: 121 bytes from 5c:ac:4c:b9:69:62
IEEE 802.1X: version=1 type=3 length=117
WPA: Received EAPOL-Key from 5c:ac:4c:b9:69:62 key_info=0x10a type=2
key_data_length=22
WPA: Received Key Nonce - hexdump(len=32): 42 b7 79 38 98 00 96 8e ac 7b
8e 22 b9 53 e4 37 10 9f ce 1b 79 5f 24 9c 24 38 34 82 15 d8 84 28
WPA: Received Replay Counter - hexdump(len=8): 00 00 00 00 00 00 00 04
Add randomness: count=30 entropy=26
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKCALCNEGOTIATING
WPA: PTK derivation - A1=74:ea:3a:b8:7f:3e A2=5c:ac:4c:b9:69:62
WPA: Nonce1 - hexdump(len=32): c3 14 5a 37 5a 9d 9a 27 d5 56 7a 42 50 da
15 ab 90 5f 9c 66 f2 35 80 fc f0 83 f4 85 c5 5f 2a e0
WPA: Nonce2 - hexdump(len=32): 42 b7 79 38 98 00 96 8e ac 7b 8e 22 b9 53
e4 37 10 9f ce 1b 79 5f 24 9c 24 38 34 82 15 d8 84 28
WPA: PMK - hexdump(len=32): [REMOVED]
WPA: PTK - hexdump(len=48): [REMOVED]
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKCALCNEGOTIATING2
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKINITNEGOTIATING
WPA: Send EAPOL(version=2 secure=1 mic=1 ack=1 install=1 pairwise=8
kde_len=70 keyidx=1 encr=1)
Plaintext EAPOL-Key Key Data - hexdump(len=80): [REMOVED]
WPA: Use EAPOL-Key timeout of 100 ms (retry counter 1)
IEEE 802.1X: 99 bytes from 5c:ac:4c:b9:69:62
IEEE 802.1X: version=1 type=3 length=95
WPA: Received EAPOL-Key from 5c:ac:4c:b9:69:62 key_info=0x30a type=2
key_data_length=0
WPA: Received Key Nonce - hexdump(len=32): 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
WPA: Received Replay Counter - hexdump(len=8): 00 00 00 00 00 00 00 05
WPA: 5c:ac:4c:b9:69:62 WPA_PTK entering state PTKINITDONE
wpa_driver_nl80211_set_key: ifindex=4 alg=3 addr=0x8ec0b50 key_idx=0
set_tx=1 seq_len=0 key_len=16
addr=5c:ac:4c:b9:69:62
wlan0: AP-STA-CONNECTED 5c:ac:4c:b9:69:62
wlan0: Station 5c:ac:4c:b9:69:62 has been active 1s ago
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
mgmt::action cb
Add randomness: count=31 entropy=27
wlan0: Station 5c:ac:4c:b9:69:62 has been active 16s ago
AND GOT ECHO REPLY SEVERAL SECONDS AFTER IT.
-----------------------------------------------END
DESCRIPTION---------------------------------------------------
----------------------------------------BEGIN HOSTAPD CONFIG
FILE--------------------------------------------
interface=wlan0
bridge=br0
driver=nl80211
logger_syslog=-1
logger_syslog_level=2
logger_stdout=-1
logger_stdout_level=2
dump_file=/tmp/hostapd.dump
ctrl_interface=/var/run/hostapd
ctrl_interface_group=0
ssid=chewbacca
country_code=VE
ieee80211d=1
hw_mode=g
channel=3
beacon_int=100
dtim_period=2
max_num_sta=255
rts_threshold=2347
fragm_threshold=2346
macaddr_acl=0
auth_algs=3
ignore_broadcast_ssid=0
wmm_enabled=1
wmm_ac_bk_cwmin=4
wmm_ac_bk_cwmax=10
wmm_ac_bk_aifs=7
wmm_ac_bk_txop_limit=0
wmm_ac_bk_acm=0
wmm_ac_be_aifs=3
wmm_ac_be_cwmin=4
wmm_ac_be_cwmax=10
wmm_ac_be_txop_limit=0
wmm_ac_be_acm=0
wmm_ac_vi_aifs=2
wmm_ac_vi_cwmin=3
wmm_ac_vi_cwmax=4
wmm_ac_vi_txop_limit=94
wmm_ac_vi_acm=0
wmm_ac_vo_aifs=2
wmm_ac_vo_cwmin=2
wmm_ac_vo_cwmax=3
wmm_ac_vo_txop_limit=47
wmm_ac_vo_acm=0
ieee80211n=1
ht_capab=[HT40+][SHORT-GI-40][DSSS_CCK-40]
ieee8021x=1###
eapol_version=2###
eapol_key_index_workaround=0
eap_server=0
own_ip_addr=127.0.0.1
auth_server_addr=172.31.0.3
auth_server_port=1812
auth_server_shared_secret=SOMESECRET
wpa=2
wpa_passphrase=SOMEKEY
wpa_key_mgmt=WPA-PSK WPA-EAP
wpa_pairwise=CCMP TKIP
wme_enabled=1
-----------------------------------------END HOSTAPD CONFIG
FILE---------------------------------------------
---------------------------------------BEGIN WPA SUPPLICANT CONFIG
FILE---------------------------------
# WPA-PSK/TKIP
ctrl_interface=/var/run/wpa_supplicant
country=VE
network={
ssid="chewbacca"
key_mgmt=WPA-PSK
proto=WPA2 RSN
pairwise=CCMP
group=TKIP
psk="SOMEKEY"
}
-----------------------------------------END WPA SUPPLICANT CONFIG
FILE----------------------------------
-----------------------------------------BEGIN SERVER
DETAILS---------------------------------------------------
chewbacca
description: Computer
width: 32 bits
capabilities: smbios-2.1 dmi-2.1
configuration: uuid=260408B8-D947-11D3-BEBE-0800093D6C53
*-core
description: Motherboard
product: SE440BX-2
vendor: Intel Corporation
*-firmware
description: BIOS
vendor: Intel Corp.
version: 4S4EB2X0.86A.0024.P17
*-cpu
description: CPU
product: Pentium III (Katmai)
vendor: Intel Corp.
size: 450MHz
width: 32 bits
clock: 100MHz
*-network:3
description: Wireless interface
product: AR5416 Wireless Network Adapter [AR5008 802.11(a)bgn]
vendor: Atheros Communications Inc.
physical id: 10
bus info: pci at 0000:00:10.0
logical name: wlan0
version: 01
serial: 74:ea:3a:b8:7f:3e
width: 32 bits
clock: 66MHz
capabilities: bus_master cap_list ethernet physical
wireless logical
configuration: broadcast=yes driver=ath9k latency=168
multicast=yes wireless=IEEE 802.11bgn
resources: irq:9 memory:f4010000-f401ffff
Linux chewbacca 2.6.32-5-686 #1 SMP Sat May 5 01:33:08 UTC 2012 i686
GNU/Linux
Debian Version: wheezy/sid
-----------------------------------------END SERVER
DETAILS---------------------------------------------------
----------------------------------------BEGIN SERVER
DETAILS------------------------------------------------
kepler
description: Notebook
product: 2516AEU ()
vendor: LENOVO
version: ThinkPad T410
serial: R83CCDV
width: 64 bits
capabilities: smbios-2.6 dmi-2.6 vsyscall32
configuration: administrator_password=enabled boot=normal
chassis=notebook family=ThinkPad T410 frontpanel_password=unknown
keyboard_password=disabled power-on_password=enabled
uuid=94631501-4FFE-11CB-A52E-A58ECC78791A
*-core
description: Motherboard
product: 2516AEU
vendor: LENOVO
physical id: 0
version: Not Available
*-firmware
description: BIOS
vendor: LENOVO
physical id: 0
version: 6IET72WW (1.32 )
date: 08/27/2010
size: 128KiB
capacity: 8128KiB
capabilities: pci pcmcia pnp upgrade shadowing escd cdboot
bootselect edd int13floppy720 int5printscreen int9keyboard int14serial
int17printer int10video acpi usb biosbootspecification
*-cpu
description: CPU
product: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz
vendor: Intel Corp.
physical id: 6
bus info: cpu at 0
version: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz
slot: None
size: 1199MHz
capacity: 2400MHz
width: 64 bits
clock: 133MHz
capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce
cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse
sse2 ss ht tm pbe syscall nx rdtscp x86-64 constant_tsc arch_perfmon
pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq
dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1
sse4_2 popcnt aes lahf_lm ida arat tpr_shadow vnmi flexpriority ept vpid
cpufreq
configuration: cores=2 enabledcores=2 threads=4
*-network
description: Wireless interface
product: RTL8191SEvB Wireless LAN Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci at 0000:03:00.0
logical name: wlan0
version: 10
serial: 5c:ac:4c:b9:69:62
width: 32 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
ethernet physical wireless
configuration: broadcast=yes driver=rtl8192se
driverversion=3.2.0-23-generic firmware=N/A ip=172.31.0.112 latency=0
link=yes multicast=yes wireless=IEEE 802.11bgn
resources: irq:17 ioport:3000(size=256)
memory:f2000000-f2003fff
Linux kepler 3.2.0-23-generic #36-Ubuntu SMP Tue Apr 10 20:39:51 UTC
2012 x86_64 x86_64 x86_64 GNU/Linux
Kubuntu 11.04
root at kepler:/tmp# lsmod | grep rtl
rtl8192se 99989 0
rtlwifi 111202 1 rtl8192se
mac80211 506816 2 rtl8192se,rtlwifi
cfg80211 205544 2 rtlwifi,mac80211
-----------------------------------------END CLIENT
DETAILS---------------------------------------------------
Thanks in advance for the help you're able to provide.
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