I get this connection drop several times an hour, at office up to 20x/hour, with current Ubuntu Kernel + Backports wifi even at home, before only at the office. Wifi connection recovers eventually, but breaks VM and often even VPN connections. Does anyone else see this? Further info needed? Ubuntu: 12-04 LTS Kernel: 3.2.0-54-generic #82-Ubuntu SMP x86_64 Backports: v3.11-rc3-1-0-g4e81a94 make menuconfig: [ ] enable powersave by default [ 1955.984833] wlan0: Aggregation is on for 00:24:01:45:51:41 tid 0 [ 1961.168180] wlan0: tx session timer expired on 00:24:01:45:51:41 tid 0 [ 1961.168259] wlan0: Tx BA session stop requested for 00:24:01:45:51:41 tid 0 [ 1968.356133] wlan0: Stopping Tx BA session for 00:24:01:45:51:41 tid 0 [ 1969.919269] wlan0: Rx BA session stop requested for 00:24:01:45:51:41 tid 1 recipient reason: 36 [ 1969.921269] wlan0: moving STA 00:24:01:45:51:41 to state 3 [ 1969.921280] wlan0: moving STA 00:24:01:45:51:41 to state 2 [ 1969.921289] wlan0: moving STA 00:24:01:45:51:41 to state 1 [ 1969.921294] wlan0: Removed STA 00:24:01:45:51:41 [ 1969.994841] wlan0: Destroyed STA 00:24:01:45:51:41 [ 1969.994901] cfg80211: Calling CRDA to update world regulatory domain [ 1970.007475] cfg80211: World regulatory domain updated: [ 1970.007483] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 1970.007491] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1970.007497] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 1970.007503] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 1970.007509] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1970.007515] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1973.450965] wlan0: authenticate with 00:24:01:45:51:41 [ 1973.450986] wlan0: Allocated STA 00:24:01:45:51:41 [ 1973.463343] wlan0: Inserted STA 00:24:01:45:51:41 [ 1973.463352] wlan0: send auth to 00:24:01:45:51:41 (try 1/3) [ 1973.573146] wlan0: send auth to 00:24:01:45:51:41 (try 2/3) [ 1973.753188] wlan0: authentication with 00:24:01:45:51:41 timed out [ 1973.757595] wlan0: Removed STA 00:24:01:45:51:41 Driver / Wifi module etc: Loading modules backported from Linux version v3.11-rc3-0-g5ae90d8 Backport generated by backports.git v3.11-rc3-1-0-g4e81a94 cfg80211: Calling CRDA to update world regulatory domain cfg80211: World regulatory domain updated: cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) ath9k 0000:0d:00.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18 ath9k 0000:0d:00.0: setting latency timer to 64 ath: phy0: ASPM enabled: 0x42 ath: EEPROM regdomain: 0x6a ath: EEPROM indicates we should expect a direct regpair map ath: Country alpha2 being used: 00 ath: Regpair used: 0x6a ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' Registered led device: ath9k-phy0 ieee80211 phy0: Atheros AR9300 Rev:3 mem=0xffffc900118c0000, irq=18 Felix -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
