openwrt TL-WR841N-v8 修改信道和频宽系统出现重启

zho***

在openwrt  TL-WR841N-v8平台下修改信道和频宽，保存&应用后，出现下面信息系统就会重启，到低是什么问题造成的,请大侠们指点一下:
[ 1118.346234] br-lan: port 2(wlan0) entered disabled state
[ 1119.318917] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 1119.330201] device wlan0 entered promiscuous mode
[ 1119.335273] br-lan: port 2(wlan0) entered forwarding state
[ 1119.341011] br-lan: port 2(wlan0) entered forwarding state
[ 1119.360815] br-lan: port 2(wlan0) entered disabled state
[ 1120.026140] ath: phy0: Unable to reset channel, reset status -5