Comment 12 for bug 468519

Same problem here. Every two minutes wpa_supplicant throws an error and disrupts the network for 1-2 seconds as described here

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/460886

[ 7.389761] ath5k 0000:03:07.0: PCI INT A -> GSI 21 (level, low) -> IRQ 21
[ 7.389803] ath5k 0000:03:07.0: registered as 'phy0'
[ 7.499232] ath: EEPROM regdomain: 0x10
[ 7.499233] ath: EEPROM indicates we should expect a direct regpair map
[ 7.499235] ath: Country alpha2 being used: CO
[ 7.499236] ath: Regpair used: 0x10
[ 8.100940] phy0: Selected rate control algorithm 'minstrel'
[ 8.101355] ath5k phy0: Atheros AR2413 chip found (MAC: 0x78, PHY: 0x45)