Even with your patches that are currently being tested i had interface frozen yesterday. 2 android pads, 2 android phones and laptop with intel card on win10. Wlan frozen about half an hour after bootup, had to restart interface that revelaed more queue problems: [ 238.715836] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 238.722681] br-lan: port 2(wlan1) entered blocking state [ 238.728107] br-lan: port 2(wlan1) entered forwarding state [ 2403.051342] device wlan1 left promiscuous mode [ 2403.056021] br-lan: port 2(wlan1) entered disabled state [ 2403.213039] ieee80211 phy1: rt2800_config_channel: Warning - Using incomplete support for external PA [ 2403.522622] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 0 failed to flush [ 2403.817143] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 1 failed to flush [ 2404.058047] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 2 failed to flush [ 2404.299509] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 3 failed to flush [ 2404.566195] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 0 failed to flush [ 2404.806880] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 1 failed to flush [ 2405.047624] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 2 failed to flush [ 2405.288195] ieee80211 phy1: rt2x00queue_flush_queue: Warning - Queue 3 failed to flush