Hallo,
seit ein paar Tagen streikt meine Wlan-Verbindung und ich komme nicht weiter.
Vorgeschichte: modemmanager (für 3G) möchte nun auch über systemd enabled werden. Bis ich das kapiert hatte, hatte ich networkmanager schon einmal gegen wicd getauscht und wieder zurück. Das Modem ging nach dem enablen sofort, Wlan spinnt seit dem. Es werden nur wenige Netze überhaupt angezeigt und die Verbindung ist, wenn sie einmal zustande kommt, sehr langsam. Davor funktionierte alles völlig problemlos.
So sieht das typischer Weise in dmesg aus:
[ 1838.093841] wlan0: authenticate with 00:24:d1:79:a7:7d
[ 1838.103460] wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
[ 1838.206524] wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
[ 1843.108643] wlan0: deauthenticating from 00:24:d1:79:a7:7d by local choice (reason=3)
journald erlaube ich mir mal etwas umfangreicher, alle NetworkManager- und kernel-Einträge seit dem boot (mehr kann mein journald grade nicht, andere baustelle):
Mai 19 23:29:00 aspi NetworkManager[275]: <info> (wlan0): device state change: failed -> disconnected (reason 'none') [120 30 0]
Mai 19 23:29:00 aspi NetworkManager[275]: <info> (wlan0): deactivating device (reason 'none') [0]
Mai 19 23:29:00 aspi NetworkManager[275]: <warn> Connection disconnected (reason -3)
Mai 19 23:29:00 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:29:00 aspi NetworkManager[275]: <warn> Connection disconnected (reason -3)
Mai 19 23:29:00 aspi NetworkManager[275]: <warn> Couldn't disconnect supplicant interface: This interface is not connected.
Mai 19 23:29:00 aspi kernel: wlan0: deauthenticating from 00:24:d1:79:a7:7d by local choice (reason=3)
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Auto-activating connection 'UPC009875'.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) starting connection 'UPC009875'
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) scheduled...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) started...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) scheduled...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) complete.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) starting...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): device state change: prepare -> config (reason 'none') [40 50 0]
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0/wireless): access point 'UPC009875' has security, but secrets are required.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): device state change: config -> need-auth (reason 'none') [50 60 0]
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) complete.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) scheduled...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) started...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) scheduled...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) complete.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) starting...
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): device state change: prepare -> config (reason 'none') [40 50 0]
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0/wireless): connection 'UPC009875' has security, and secrets exist. No new secrets needed.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Config: added 'ssid' value 'UPC009875'
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Config: added 'scan_ssid' value '1'
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Config: added 'key_mgmt' value 'WPA-PSK'
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Config: added 'psk' value '<omitted>'
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) complete.
Mai 19 23:34:01 aspi NetworkManager[275]: <info> Config: set interface ap_scan to 1
Mai 19 23:34:01 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> scanning
Mai 19 23:34:02 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:34:02 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:34:02 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:34:02 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:34:07 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:34:07 aspi NetworkManager[275]: <warn> Connection disconnected (reason -3)
Mai 19 23:34:07 aspi kernel: wlan0: deauthenticating from 00:24:d1:79:a7:7d by local choice (reason=3)
Mai 19 23:34:17 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> scanning
Mai 19 23:34:18 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:34:18 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:34:18 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:34:18 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:34:23 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:34:23 aspi NetworkManager[275]: <warn> Connection disconnected (reason -3)
Mai 19 23:34:23 aspi kernel: wlan0: deauthenticating from 00:24:d1:79:a7:7d by local choice (reason=3)
Mai 19 23:34:26 aspi NetworkManager[275]: <warn> Activation (wlan0/wireless): association took too long, failing activation.
Mai 19 23:34:26 aspi NetworkManager[275]: <info> (wlan0): device state change: config -> failed (reason 'SSID not found') [50 120 53]
Mai 19 23:34:26 aspi NetworkManager[275]: <warn> Activation (wlan0) failed for connection 'UPC009875'
Mai 19 23:34:26 aspi NetworkManager[275]: <info> (wlan0): device state change: failed -> disconnected (reason 'none') [120 30 0]
Mai 19 23:34:26 aspi NetworkManager[275]: <info> (wlan0): deactivating device (reason 'none') [0]
Mai 19 23:34:27 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> inactive
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Auto-activating connection 'UPC009875'.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) starting connection 'UPC009875'
Mai 19 23:34:29 aspi NetworkManager[275]: <info> (wlan0): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) scheduled...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) started...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) scheduled...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) complete.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) starting...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> (wlan0): device state change: prepare -> config (reason 'none') [40 50 0]
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0/wireless): access point 'UPC009875' has security, but secrets are required.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> (wlan0): device state change: config -> need-auth (reason 'none') [50 60 0]
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) complete.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) scheduled...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) started...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> (wlan0): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) scheduled...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 1 of 5 (Device Prepare) complete.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) starting...
Mai 19 23:34:29 aspi NetworkManager[275]: <info> (wlan0): device state change: prepare -> config (reason 'none') [40 50 0]
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0/wireless): connection 'UPC009875' has security, and secrets exist. No new secrets needed.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Config: added 'ssid' value 'UPC009875'
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Config: added 'scan_ssid' value '1'
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Config: added 'key_mgmt' value 'WPA-PSK'
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Config: added 'psk' value '<omitted>'
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 2 of 5 (Device Configure) complete.
Mai 19 23:34:29 aspi NetworkManager[275]: <info> Config: set interface ap_scan to 1
Mai 19 23:34:33 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: inactive -> scanning
Mai 19 23:34:34 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:34:34 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:34:34 aspi kernel: wlan0: send auth to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:34:34 aspi kernel: wlan0: authenticated
Mai 19 23:34:34 aspi kernel: wlan0: associate with 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:34:34 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> associating
Mai 19 23:34:34 aspi kernel: wlan0: RX AssocResp from 00:24:d1:79:a7:7d (capab=0x411 status=0 aid=2)
Mai 19 23:34:34 aspi kernel: wlan0: associated
Mai 19 23:34:34 aspi kernel: IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
Mai 19 23:34:34 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: associating -> 4-way handshake
Mai 19 23:34:35 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: 4-way handshake -> completed
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0/wireless) Stage 2 of 5 (Device Configure) successful. Connected to wireless network 'UPC009875'.
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) scheduled.
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) started...
Mai 19 23:34:35 aspi NetworkManager[275]: <info> (wlan0): device state change: config -> ip-config (reason 'none') [50 70 0]
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0) Beginning DHCPv4 transaction (timeout in 45 seconds)
Mai 19 23:34:35 aspi NetworkManager[275]: <info> dhclient started with pid 902
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0) Beginning DHCPv6 transaction (timeout in 45 seconds)
Mai 19 23:34:35 aspi NetworkManager[275]: <info> dhclient started with pid 903
Mai 19 23:34:35 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) complete.
Mai 19 23:34:35 aspi NetworkManager[275]: <info> (wlan0): DHCPv4 state changed nbi -> preinit
Mai 19 23:34:35 aspi NetworkManager[275]: <info> (wlan0): DHCPv6 state changed nbi -> preinit6
Mai 19 23:34:36 aspi NetworkManager[275]: <info> (wlan0): DHCPv4 state changed preinit -> reboot
Mai 19 23:34:36 aspi NetworkManager[275]: <info> address 192.168.0.10
Mai 19 23:34:36 aspi NetworkManager[275]: <info> prefix 24 (255.255.255.0)
Mai 19 23:34:36 aspi NetworkManager[275]: <info> gateway 192.168.0.1
Mai 19 23:34:36 aspi NetworkManager[275]: <info> nameserver '212.186.211.21'
Mai 19 23:34:36 aspi NetworkManager[275]: <info> nameserver '195.34.133.21'
Mai 19 23:34:36 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 5 of 5 (IPv4 Configure Commit) scheduled...
Mai 19 23:34:36 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 5 of 5 (IPv4 Commit) started...
Mai 19 23:34:37 aspi NetworkManager[275]: <info> (wlan0): device state change: ip-config -> secondaries (reason 'none') [70 90 0]
Mai 19 23:34:37 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 5 of 5 (IPv4 Commit) complete.
Mai 19 23:34:37 aspi NetworkManager[275]: <info> (wlan0): device state change: secondaries -> activated (reason 'none') [90 100 0]
Mai 19 23:34:37 aspi NetworkManager[275]: <info> Activation (wlan0) successful, device activated.
Mai 19 23:35:21 aspi NetworkManager[275]: <warn> (wlan0): DHCPv6 request timed out.
Mai 19 23:35:21 aspi NetworkManager[275]: <info> (wlan0): canceled DHCP transaction, DHCP client pid 903
Mai 19 23:35:21 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 4 of 5 (IPv6 Configure Timeout) scheduled...
Mai 19 23:35:21 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 4 of 5 (IPv6 Configure Timeout) started...
Mai 19 23:35:21 aspi NetworkManager[275]: <info> Activation (wlan0) Stage 4 of 5 (IPv6 Configure Timeout) complete.
Mai 19 23:36:42 aspi kernel: wlan0: deauthenticated from 00:24:d1:79:a7:7d (Reason: 7)
Mai 19 23:36:42 aspi NetworkManager[275]: <warn> Connection disconnected (reason 7)
Mai 19 23:36:42 aspi kernel: cfg80211: Calling CRDA for country: EC
Mai 19 23:36:42 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:36:42 aspi kernel: wlan0: send auth to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:36:42 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: completed -> authenticating
Mai 19 23:36:42 aspi kernel: wlan0: send auth to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:36:42 aspi kernel: wlan0: authenticated
Mai 19 23:36:42 aspi kernel: wlan0: associate with 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:36:42 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> associating
Mai 19 23:36:42 aspi kernel: wlan0: associate with 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:36:42 aspi kernel: wlan0: associate with 00:24:d1:79:a7:7d (try 3/3)
Mai 19 23:36:42 aspi kernel: wlan0: association with 00:24:d1:79:a7:7d timed out
Mai 19 23:36:42 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: associating -> disconnected
Mai 19 23:36:43 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> scanning
Mai 19 23:36:44 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:36:44 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:36:44 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:36:44 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:36:44 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 3/3)
Mai 19 23:36:44 aspi kernel: wlan0: authentication with 00:24:d1:79:a7:7d timed out
Mai 19 23:36:44 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:36:45 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> scanning
Mai 19 23:36:46 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:36:46 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:36:46 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:36:46 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:36:46 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 3/3)
Mai 19 23:36:46 aspi kernel: wlan0: authentication with 00:24:d1:79:a7:7d timed out
Mai 19 23:36:46 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:36:51 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> scanning
Mai 19 23:36:52 aspi kernel: wlan0: authenticate with 00:24:d1:79:a7:7d
Mai 19 23:36:52 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: scanning -> authenticating
Mai 19 23:36:52 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 1/3)
Mai 19 23:36:52 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 2/3)
Mai 19 23:36:52 aspi kernel: wlan0: direct probe to 00:24:d1:79:a7:7d (try 3/3)
Mai 19 23:36:53 aspi kernel: wlan0: authentication with 00:24:d1:79:a7:7d timed out
Mai 19 23:36:53 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: authenticating -> disconnected
Mai 19 23:36:58 aspi NetworkManager[275]: <warn> (wlan0): link timed out.
Mai 19 23:36:58 aspi NetworkManager[275]: <info> (wlan0): device state change: activated -> failed (reason 'SSID not found') [100 120 53]
Mai 19 23:36:58 aspi NetworkManager[275]: <warn> Activation (wlan0) failed for connection 'UPC009875'
Mai 19 23:36:58 aspi NetworkManager[275]: <info> (wlan0): device state change: failed -> disconnected (reason 'none') [120 30 0]
Mai 19 23:36:58 aspi NetworkManager[275]: <info> (wlan0): deactivating device (reason 'none') [0]
Mai 19 23:36:58 aspi NetworkManager[275]: <info> (wlan0): canceled DHCP transaction, DHCP client pid 902
Mai 19 23:36:58 aspi NetworkManager[275]: <info> Policy set 'Bob Vorgabe' (ppp0) as default for IPv4 routing and DNS.
Mai 19 23:36:59 aspi NetworkManager[275]: <info> (wlan0): supplicant interface state: disconnected -> inactive
Ich vermute, dass sich NetworkManager und kernel irgendwie gegenseitig behindern, habe aber keine Ahnung, was da zu tun sei. Oder hat's was mit IPv4 und IPv6 zu tun?
Ich hatte es gerade auch mal mit netctl versucht (und NetworkManager mal wieder entfernt), aber auch das geht nicht, wifi-menu findet noch nicht mal mein Netzwerk.
Für ein paar Hinweise wäre ich echt dankbar, langsam macht sich Verzweiflung breit. LAN und 3G funktionieren ja zumindest, im Sommer bin ich aber im Ausland und da wirds nur wlan geben...