From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from hero.com ([66.180.170.64]:44795 "EHLO hero.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758245Ab3JQTyX (ORCPT ); Thu, 17 Oct 2013 15:54:23 -0400 Date: Thu, 17 Oct 2013 11:23:24 -0700 (PDT) From: Kenneth Berland To: linux-wireless@vger.kernel.org, ilw@linux.intel.com Subject: Centrino Wireless-N 2200 authentication time-outs and unexpected deauthentication Message-ID: (sfid-20131017_215427_423175_1EC35ACF) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII Sender: linux-wireless-owner@vger.kernel.org List-ID: All, I'm having a hard time keeping a connection to a Ruckus ZoneFlex 7982 AP. The SSID is running WPA2/PSK/AES. I'm running a recent iwlwifi kernel (3.12.0-rc3-wl+) and have a Centrino chipset. After an hour or so, the interface is disconnected. It can only reauthenticate when the iwlwifi module is removed and re-inserted. Thanks in advance, Ken I'm running a recent wpa_supplicant with nl80211 like this: /sbin/wpa_supplicant -Dnl80211 -s -i wlan0 -c ./gr-test.conf The relevant log output is the following (I think): Oct 17 10:39:26 ken-x230 wpa_supplicant[15828]: Successfully initialized wpa_supplicant Oct 17 10:39:26 ken-x230 kernel: [19456.093074] iwlwifi 0000:03:00.0: L1 Enabled; Disabling L0S Oct 17 10:39:26 ken-x230 kernel: [19456.100991] iwlwifi 0000:03:00.0: Radio type=0x2-0x0-0x0 Oct 17 10:39:26 ken-x230 kernel: [19456.173751] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready Oct 17 10:39:27 ken-x230 wpa_supplicant[15828]: wlan0: SME: Trying to authenticate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 17 10:39:27 ken-x230 kernel: [19456.930480] wlan0: authenticate with 2c:e6:cc:84:8d:98 Oct 17 10:39:27 ken-x230 kernel: [19456.935141] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 1/3) Oct 17 10:39:28 ken-x230 kernel: [19458.156795] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 2/3) Oct 17 10:39:29 ken-x230 kernel: [19459.169462] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 3/3) Oct 17 10:39:30 ken-x230 kernel: [19460.170078] wlan0: authentication with 2c:e6:cc:84:8d:98 timed out Oct 17 10:39:31 ken-x230 wpa_supplicant[15828]: wlan0: SME: Trying to authenticate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 17 10:39:31 ken-x230 kernel: [19460.932095] wlan0: authenticate with 2c:e6:cc:84:8d:98 Oct 17 10:39:31 ken-x230 kernel: [19460.935224] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 1/3) Oct 17 10:39:32 ken-x230 kernel: [19462.159432] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 2/3) Oct 17 10:39:33 ken-x230 kernel: [19463.148066] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 3/3) Oct 17 10:39:34 ken-x230 kernel: [19464.148711] wlan0: authentication with 2c:e6:cc:84:8d:98 timed out Oct 17 10:39:35 ken-x230 wpa_supplicant[15828]: wlan0: SME: Trying to authenticate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 17 10:39:35 ken-x230 kernel: [19465.307056] wlan0: authenticate with 2c:e6:cc:84:8d:98 Oct 17 10:39:35 ken-x230 kernel: [19465.311719] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 1/3) Oct 17 10:39:36 ken-x230 kernel: [19466.162056] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 2/3) Oct 17 10:39:37 ken-x230 kernel: [19467.162688] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 3/3) Oct 17 10:39:38 ken-x230 kernel: [19468.139372] wlan0: authentication with 2c:e6:cc:84:8d:98 timed out or, sometimes, like this: Oct 16 18:35:20 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-CONNECTED - Connection to 2c:e6:cc:84:8d:98 completed [id=0 id_str=] Oct 16 18:35:22 ken-x230 kernel: [ 5141.751420] wlan0: deauthenticated from 2c:e6:cc:84:8d:98 (Reason: 6) Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-DISCONNECTED bssid=2c:e6:cc:84:8d:98 reason=6 Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: SME: Trying to authenticate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 16 18:35:22 ken-x230 kernel: [ 5141.806347] wlan0: authenticate with 2c:e6:cc:84:8d:98 Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: Trying to associate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 16 18:35:22 ken-x230 kernel: [ 5141.810436] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 1/3) Oct 16 18:35:22 ken-x230 kernel: [ 5141.812469] wlan0: authenticated Oct 16 18:35:22 ken-x230 kernel: [ 5141.813760] wlan0: associate with 2c:e6:cc:84:8d:98 (try 1/3) Oct 16 18:35:22 ken-x230 kernel: [ 5141.817635] wlan0: RX AssocResp from 2c:e6:cc:84:8d:98 (capab=0x431 status=0 aid=3) Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: Associated with 2c:e6:cc:84:8d:98 Oct 16 18:35:22 ken-x230 kernel: [ 5141.836654] wlan0: associated Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: WPA: Key negotiation completed with 2c:e6:cc:84:8d:98 [PTK=CCMP GTK=CCMP] Oct 16 18:35:22 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-CONNECTED - Connection to 2c:e6:cc:84:8d:98 completed [id=0 id_str=] Oct 16 18:35:25 ken-x230 kernel: [ 5144.220601] wlan0: deauthenticated from 2c:e6:cc:84:8d:98 (Reason: 6) Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-DISCONNECTED bssid=2c:e6:cc:84:8d:98 reason=6 Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: SME: Trying to authenticate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 16 18:35:25 ken-x230 kernel: [ 5144.263904] wlan0: authenticate with 2c:e6:cc:84:8d:98 Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: Trying to associate with 2c:e6:cc:84:8d:98 (SSID='GR-Test' freq=2457 MHz) Oct 16 18:35:25 ken-x230 kernel: [ 5144.268060] wlan0: send auth to 2c:e6:cc:84:8d:98 (try 1/3) Oct 16 18:35:25 ken-x230 kernel: [ 5144.269809] wlan0: authenticated Oct 16 18:35:25 ken-x230 kernel: [ 5144.271371] wlan0: associate with 2c:e6:cc:84:8d:98 (try 1/3) Oct 16 18:35:25 ken-x230 kernel: [ 5144.275280] wlan0: RX AssocResp from 2c:e6:cc:84:8d:98 (capab=0x431 status=0 aid=3) Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: Associated with 2c:e6:cc:84:8d:98 Oct 16 18:35:25 ken-x230 kernel: [ 5144.294692] wlan0: associated Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: WPA: Key negotiation completed with 2c:e6:cc:84:8d:98 [PTK=CCMP GTK=CCMP] Oct 16 18:35:25 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-CONNECTED - Connection to 2c:e6:cc:84:8d:98 completed [id=0 id_str=] Oct 16 18:35:26 ken-x230 kernel: [ 5145.809824] wlan0: deauthenticated from 2c:e6:cc:84:8d:98 (Reason: 6) Oct 16 18:35:26 ken-x230 wpa_supplicant[5490]: wlan0: CTRL-EVENT-DISCONNECTED bssid=2c:e6:cc:84:8d:98 reason=6 Here is the other, I hope relevant, info: $ uname -a Linux ken-x230 3.12.0-rc3-wl+ #1 SMP Tue Oct 8 11:47:43 PDT 2013 x86_64 x86_64 x86_64 GNU/Linux # git-sha 1f117d # wpa_supplicant version: $ git remote -v | head -1 origin git://w1.fi/srv/git/hostap.git (fetch) $ git log --decorate | head -1 commit 5bfd7e91685e65977c8db72afdca0cab310f8667 (HEAD, origin/master, origin/HEAD, master) $ lspci -v # edited 03:00.0 Network controller: Intel Corporation Centrino Wireless-N 2200 (rev c4) Subsystem: Intel Corporation Centrino Wireless-N 2200 BGN Flags: bus master, fast devsel, latency 0, IRQ 46 Memory at f1c00000 (64-bit, non-prefetchable) [size=8K] Capabilities: Kernel driver in use: iwlwifi Kernel modules: iwlwifi $ iw dev wlan0 info # before it locks up Interface wlan0 ifindex 14 type managed wiphy 0 $ iw dev wlan0 link #again, before it locks up Connected to 2c:e6:cc:84:8d:98 (on wlan0) SSID: GR-Test freq: 2457 RX: 14757340 bytes (45075 packets) TX: 2596610 bytes (8879 packets) signal: -37 dBm tx bitrate: 130.0 MBit/s MCS 14 short GI bss flags: short-preamble short-slot-time dtim period: 0 beacon int: 100 $ iw list Wiphy phy0 Band 1: Capabilities: 0x1072 HT20/HT40 Static SM Power Save RX Greenfield RX HT20 SGI RX HT40 SGI No RX STBC Max AMSDU length: 3839 bytes DSSS/CCK HT40 Maximum RX AMPDU length 65535 bytes (exponent: 0x003) Minimum RX AMPDU time spacing: 4 usec (0x05) HT TX/RX MCS rate indexes supported: 0-15, 32 Frequencies: * 2412 MHz [1] (15.0 dBm) * 2417 MHz [2] (15.0 dBm) * 2422 MHz [3] (15.0 dBm) * 2427 MHz [4] (15.0 dBm) * 2432 MHz [5] (15.0 dBm) * 2437 MHz [6] (15.0 dBm) * 2442 MHz [7] (15.0 dBm) * 2447 MHz [8] (15.0 dBm) * 2452 MHz [9] (15.0 dBm) * 2457 MHz [10] (16.0 dBm) * 2462 MHz [11] (15.0 dBm) * 2467 MHz [12] (15.0 dBm) (passive scanning, no IBSS) * 2472 MHz [13] (15.0 dBm) (passive scanning, no IBSS) Bitrates (non-HT): * 1.0 Mbps * 2.0 Mbps (short preamble supported) * 5.5 Mbps (short preamble supported) * 11.0 Mbps (short preamble supported) * 6.0 Mbps * 9.0 Mbps * 12.0 Mbps * 18.0 Mbps * 24.0 Mbps * 36.0 Mbps * 48.0 Mbps * 54.0 Mbps max # scan SSIDs: 20 max scan IEs length: 195 bytes Coverage class: 0 (up to 0m) Supported Ciphers: * WEP40 (00-0f-ac:1) * WEP104 (00-0f-ac:5) * TKIP (00-0f-ac:2) * CCMP (00-0f-ac:4) Available Antennas: TX 0 RX 0 Supported interface modes: * IBSS * managed * AP * AP/VLAN * monitor software interface modes (can always be added): * AP/VLAN * monitor valid interface combinations: * #{ managed } <= 1, #{ AP } <= 1, total <= 2, #channels <= 1, STA/AP BI must match * #{ managed } <= 2, total <= 2, #channels <= 1 Supported commands: * new_interface * set_interface * new_key * new_beacon * new_station * new_mpath * set_mesh_params * set_bss * authenticate * associate * deauthenticate * disassociate * join_ibss * join_mesh * set_tx_bitrate_mask * action * frame_wait_cancel * set_wiphy_netns * set_channel * set_wds_peer * Unknown command (84) * Unknown command (87) * Unknown command (85) * Unknown command (89) * Unknown command (92) * testmode * connect * disconnect Supported TX frame types: * IBSS: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * managed: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * AP: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * AP/VLAN: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * mesh point: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * P2P-client: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * P2P-GO: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * Unknown mode (10): 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 Supported RX frame types: * IBSS: 0x40 0xb0 0xc0 0xd0 * managed: 0x40 0xd0 * AP: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * AP/VLAN: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * mesh point: 0xb0 0xc0 0xd0 * P2P-client: 0x40 0xd0 * P2P-GO: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * Unknown mode (10): 0x40 0xd0 Device supports RSN-IBSS. WoWLAN support: * wake up on disconnect * wake up on magic packet * wake up on pattern match, up to 20 patterns of 16-128 bytes * can do GTK rekeying * wake up on GTK rekey failure * wake up on EAP identity request * wake up on rfkill release HT Capability overrides: * MCS: ff ff ff ff ff ff ff ff ff ff * maximum A-MSDU length * supported channel width * short GI for 40 MHz * max A-MPDU length exponent * min MPDU start spacing Device supports TX status socket option. Device supports HT-IBSS. $ lsmod | grep iwlwifi iwlwifi 165203 1 iwldvm cfg80211 494159 3 iwldvm,mac80211,iwlwifi