I have the problem with excessive TX retries and "invalid misc" high
rate. Connect to AP, connected a minute mostly, then disconnect. dmesg
log:

'''
[ 1864.727785] rt2800pci 0000:04:00.0: irq 50 for MSI/MSI-X
[ 1864.727864] ieee80211 phy3: rt2x00_set_rt: Info - RT chipset 3290, rev 0015 
detected
[ 1864.731584] ieee80211 phy3: rt2x00_set_rf: Info - RF chipset 3290 detected
[ 1864.731801] ieee80211 phy3: Selected rate control algorithm 'minstrel_ht'
[ 1873.095306] r8169 0000:05:00.0 eth0: link down
[ 1873.095393] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 1873.105224] ieee80211 phy3: rt2x00lib_request_firmware: Info - Loading 
firmware file 'rt3290.bin'
[ 1873.105264] ieee80211 phy3: rt2x00lib_request_firmware: Info - Firmware 
detected - version: 0.37
[ 1873.153562] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 1873.154278] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 1873.246609] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.310354] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.374471] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.438536] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.502587] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.566710] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.630639] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.694804] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.758890] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.823006] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.887090] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.987241] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1873.988072] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1874.051178] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1874.052100] ieee80211 phy3: rt2800pci_txdone: Warning - Got TX status for an 
empty queue 0, dropping
[ 1874.656017] wlan0: authenticate with 00:8c:54:4d:31:e4
[ 1874.671157] wlan0: send auth to 00:8c:54:4d:31:e4 (try 1/3)
[ 1874.672625] wlan0: authenticated
[ 1874.675013] wlan0: associate with 00:8c:54:4d:31:e4 (try 1/3)
[ 1874.678024] wlan0: RX AssocResp from 00:8c:54:4d:31:e4 (capab=0x411 status=0 
aid=13)
[ 1874.678177] wlan0: associated
[ 1874.678779] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 1874.679102] cfg80211: Calling CRDA for country: LT
[ 1874.683604] cfg80211: Regulatory domain changed to country: LT
[ 1874.683610] cfg80211:   (start_freq - end_freq @ bandwidth), 
(max_antenna_gain, max_eirp)
[ 1874.683614] cfg80211:   (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 
mBm)
[ 1874.683616] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 
mBm)
[ 1874.683619] cfg80211:   (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 
mBm)
[ 1874.683621] cfg80211:   (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 
mBm)
[ 1874.683623] cfg80211:   (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 
4000 mBm)
[ 2085.205428] wlan0: authentication with 00:8c:54:4d:31:e4 timed out
[ 2085.381696] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2085.541812] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2085.702022] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2085.862192] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2086.022357] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2086.182584] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2087.055558] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2087.215723] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2087.443974] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2087.604168] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2087.764359] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2087.924536] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
[ 2088.797523] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 0 
failed to flush
[ 2088.957754] ieee80211 phy3: rt2x00queue_flush_queue: Warning - Queue 2 
failed to flush
'''

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https://bugs.launchpad.net/bugs/1049466

Title:
  Need support of Ralink RT3290 wifi support

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