It might be a bug in your Wi-Fi driver. If the driver is trying to send data frames before it's fully authenticated, you'll see this happen.
I've seen this with some Realtek chips in Linux before, so it's certainly a possibility, but not likely connman. > On Nov 17, 2014, at 10:52 AM, Tim Tisdall <tisd...@gmail.com> wrote: > > Before filing a bug of any kind, I was wondering if someone could glance > over this and let me know if this is actually something wrong with connman > or if it's something else. Please forgive my ignorance... > > Basically what happened is my device lost its wifi connection and then > never tried reconnecting again. The "Reason: 6" seems to indicate that > data was pushed into the interface before a connection was established ( > http://www.aboutcher.co.uk/2012/07/linux-wifi-deauthenticated-reason-codes/). > I'm just establishing TCP connections in my client code and am relying on > connman to maintain a working connection... Is this a bug in connman or do > I need to be doing something more in my code to maintain the connection? > > Here are the pertinent syslog lines: > > > Nov 12 17:01:53 cubieboard011 bluetoothd[269]: Unable to find matching > adapter > Nov 12 17:02:06 cubieboard011 wpa_supplicant[356]: message repeated 4 > times: [ wlan0: CTRL-EVENT-SCAN-STARTED ] > Nov 12 17:02:08 cubieboard011 wpa_supplicant[356]: nl80211: > send_and_recv->nl_recvmsgs failed: -33 > Nov 12 17:02:37 cubieboard011 bluetoothd[269]: Unable to find matching > adapter > > ... > > Nov 12 17:05:01 cubieboard011 bluetoothd[269]: message repeated 3 times: [ > No matching adapter found] > Nov 12 17:05:01 cubieboard011 bluetoothd[269]: Unable to find matching > adapter > Nov 12 17:05:52 cubieboard011 kernel: [70617.287240] wlan0: deauthenticated > from 00:18:b0:82:d5:06 (Reason: 6) > Nov 12 17:05:52 cubieboard011 connmand[290]: wlan0 {RX} 113341 packets > 9238519 bytes > Nov 12 17:05:52 cubieboard011 connmand[290]: wlan0 {TX} 11552 packets > 2049569 bytes > Nov 12 17:05:52 cubieboard011 connmand[290]: wlan0 {update} flags 36867 <UP> > Nov 12 17:05:52 cubieboard011 connmand[290]: wlan0 {newlink} index 4 > address E8:94:F6:15:71:AC mtu 1500 > Nov 12 17:05:52 cubieboard011 connmand[290]: wlan0 {newlink} index 4 > operstate 2 <DOWN> > Nov 12 17:05:52 cubieboard011 wpa_supplicant[356]: wlan0: > CTRL-EVENT-DISCONNECTED bssid=00:18:b0:82:d5:06 reason=6 > Nov 12 17:05:52 cubieboard011 kernel: [70617.576607] cfg80211: Calling CRDA > for country: CN > Nov 12 17:05:52 cubieboard011 wpa_supplicant[356]: wlan0: SME: Trying to > authenticate with 00:18:b0:82:d5:06 (SSID='SRHC-Guest' freq=2462 MHz) > Nov 12 17:05:52 cubieboard011 wpa_supplicant[356]: wlan0: > CTRL-EVENT-SCAN-STARTED > Nov 12 17:05:52 cubieboard011 connmand[290]: Probably roaming right now! > Staying connected... > Nov 12 17:05:53 cubieboard011 kernel: [70618.247168] wlan0: authenticate > with 00:18:b0:82:d5:06 > Nov 12 17:05:53 cubieboard011 kernel: [70618.490361] wlan0: send auth to > 00:18:b0:82:d5:06 (try 1/3) > Nov 12 17:05:53 cubieboard011 kernel: [70618.503159] wlan0: authenticated > Nov 12 17:05:53 cubieboard011 wpa_supplicant[356]: wlan0: Trying to > associate with 00:18:b0:82:d5:06 (SSID='SRHC-Guest' freq=2462 MHz) > Nov 12 17:05:53 cubieboard011 kernel: [70618.745853] wlan0: associate with > 00:18:b0:82:d5:06 (try 1/3) > Nov 12 17:05:53 cubieboard011 kernel: [70618.955813] wlan0: associate with > 00:18:b0:82:d5:06 (try 2/3) > Nov 12 17:05:54 cubieboard011 kernel: [70619.170926] wlan0: associate with > 00:18:b0:82:d5:06 (try 3/3) > Nov 12 17:05:54 cubieboard011 kernel: [70619.385947] wlan0: association > with 00:18:b0:82:d5:06 timed out > Nov 12 17:05:53 cubieboard011 connmand[290]: Probably roaming right now! > Staying connected... > Nov 12 17:05:54 cubieboard011 connmand[290]: wlan0 {del} address > 10.140.120.24/24 label wlan0 > Nov 12 17:05:54 cubieboard011 connmand[290]: wlan0 {del} route 10.140.120.0 > gw 0.0.0.0 scope 253 <LINK> > Nov 12 17:05:56 cubieboard011 ntpd[508]: Deleting interface #2 wlan0, > 10.140.120.24#123, interface stats: received=760, sent=764, dropped=0, > active_time=70596 secs > Nov 12 17:05:56 cubieboard011 ntpd[508]: 91.189.89.199 interface > 10.140.120.24 -> (none) > Nov 12 17:05:56 cubieboard011 ntpd[508]: 206.108.0.132 interface > 10.140.120.24 -> (none) > Nov 12 17:05:56 cubieboard011 ntpd[508]: 69.28.67.150 interface > 10.140.120.24 -> (none) > Nov 12 17:05:56 cubieboard011 ntpd[508]: 24.215.0.24 interface > 10.140.120.24 -> (none) > Nov 12 17:05:56 cubieboard011 ntpd[508]: 72.51.27.50 interface > 10.140.120.24 -> (none) > Nov 12 17:05:56 cubieboard011 ntpd[508]: peers refreshed > Nov 12 17:05:58 cubieboard011 bluetoothd[269]: Unable to find matching > adapter > Nov 12 17:06:02 cubieboard011 bluetoothd[269]: No matching adapter found > Nov 12 17:06:02 cubieboard011 bluetoothd[269]: No matching adapter found > _______________________________________________ > connman mailing list > connman@connman.net > https://lists.connman.net/mailman/listinfo/connman _______________________________________________ connman mailing list connman@connman.net https://lists.connman.net/mailman/listinfo/connman
