Pon la salida del comando dmesg por aquí,
[ 23.840000] device wlan0 entered promiscuous mode
[ 24.250000] br-lan: port 2(wlan0) entered forwarding state
[ 24.260000] br-lan: port 2(wlan0) entered forwarding state
[ 24.670000] cfg80211: Calling CRDA to update world regulatory domain
[ 24.670000] cfg80211: World regulatory domain updated:
[ 24.680000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gai n, max_eirp)
[ 24.680000] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 20 00 mBm)
[ 24.690000] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 20 00 mBm)
[ 24.700000] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 20 00 mBm)
[ 24.710000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 20 00 mBm)
[ 24.710000] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 20 00 mBm)
[ 26.260000] br-lan: port 2(wlan0) entered forwarding state
[ 28.000000] br-lan: port 2(wlan0) entered disabled state
[ 28.790000] wlan0-1: authenticate with a0:21:b7:5a:19:ff
[ 28.800000] wlan0-1: send auth to a0:21:b7:5a:19:ff (try 1/3)
[ 28.810000] wlan0-1: authenticated
[ 28.830000] wlan0-1: associate with a0:21:b7:5a:19:ff (try 1/3)
[ 28.830000] wlan0-1: RX AssocResp from a0:21:b7:5a:19:ff (capab=0x411 status= 0 aid=5)
[ 28.840000] wlan0-1: associated
[ 28.890000] cfg80211: Calling CRDA for country: GB
[ 28.890000] cfg80211: Regulatory domain changed to country: GB
[ 28.890000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gai n, max_eirp)
[ 28.900000] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 m Bm)
[ 28.910000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 m Bm)
[ 28.920000] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 m Bm)
[ 28.920000] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 m Bm)
[ 29.470000] br-lan: port 2(wlan0) entered forwarding state
[ 29.470000] br-lan: port 2(wlan0) entered forwarding state
[ 31.470000] br-lan: port 2(wlan0) entered forwarding state
[ 31.550000] usb 1-1: USB disconnect, device number 2
[ 31.660000] ath: phy1: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 31.670000] ath: phy1: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 31.690000] ath: phy1: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 31.820000] ath: phy1: RX failed to go idle in 10 ms RXSM=0x1
[ 31.830000] ath: phy1: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 31.950000] ath: phy1: RX failed to go idle in 10 ms RXSM=0x1
[ 31.960000] ath: phy1: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 32.240000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 32.520000] usb 1-1: new high-speed USB device number 3 using ehci-platform
[ 37.700000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 38.270000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 38.510000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 38.810000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 38.810000] ath: EEPROM regdomain: 0x833a
[ 38.810000] ath: EEPROM indicates we should expect a country code
[ 38.810000] ath: doing EEPROM country->regdmn map search
[ 38.810000] ath: country maps to regdmn code: 0x37
[ 38.810000] ath: Country alpha2 being used: GB
[ 38.810000] ath: Regpair used: 0x37
[ 38.820000] ieee80211 phy2: Atheros AR9271 Rev:1
[ 38.820000] cfg80211: Calling CRDA for country: GB
[ 38.830000] Registered led device: ath9k_htc-phy2
[ 40.380000] usb 1-1: USB disconnect, device number 3
[ 40.490000] ath: phy2: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 40.510000] ath: phy2: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 40.530000] ath: phy2: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 40.650000] ath: phy2: RX failed to go idle in 10 ms RXSM=0x1
[ 40.670000] ath: phy2: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 40.780000] ath: phy2: RX failed to go idle in 10 ms RXSM=0x1
[ 40.800000] ath: phy2: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 40.860000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 41.140000] usb 1-1: new high-speed USB device number 4 using ehci-platform
[ 46.330000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 46.730000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 46.970000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 47.210000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 47.220000] ath: EEPROM regdomain: 0x833a
[ 47.220000] ath: EEPROM indicates we should expect a country code
[ 47.220000] ath: doing EEPROM country->regdmn map search
[ 47.220000] ath: country maps to regdmn code: 0x37
[ 47.220000] ath: Country alpha2 being used: GB
[ 47.220000] ath: Regpair used: 0x37
[ 47.230000] ieee80211 phy3: Atheros AR9271 Rev:1
[ 47.230000] Registered led device: ath9k_htc-phy3
[ 49.620000] usb 1-1: USB disconnect, device number 4
[ 49.730000] ath: phy3: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 49.740000] ath: phy3: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 49.760000] ath: phy3: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 49.880000] ath: phy3: RX failed to go idle in 10 ms RXSM=0x1
[ 49.890000] ath: phy3: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 50.010000] ath: phy3: RX failed to go idle in 10 ms RXSM=0x1
[ 50.020000] ath: phy3: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 50.040000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 50.330000] usb 1-1: new high-speed USB device number 5 using ehci-platform
[ 55.510000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 55.920000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 56.160000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 56.360000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 56.360000] ath: EEPROM regdomain: 0x833a
[ 56.360000] ath: EEPROM indicates we should expect a country code
[ 56.360000] ath: doing EEPROM country->regdmn map search
[ 56.360000] ath: country maps to regdmn code: 0x37
[ 56.360000] ath: Country alpha2 being used: GB
[ 56.360000] ath: Regpair used: 0x37
[ 56.370000] ieee80211 phy4: Atheros AR9271 Rev:1
[ 56.370000] Registered led device: ath9k_htc-phy4
[ 59.720000] usb 1-1: USB disconnect, device number 5
[ 59.830000] ath: phy4: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 59.840000] ath: phy4: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 59.860000] ath: phy4: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 59.980000] ath: phy4: RX failed to go idle in 10 ms RXSM=0x1
[ 59.990000] ath: phy4: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 60.110000] ath: phy4: RX failed to go idle in 10 ms RXSM=0x1
[ 60.120000] ath: phy4: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 60.140000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 60.420000] usb 1-1: new high-speed USB device number 6 using ehci-platform
[ 65.600000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 65.990000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 66.230000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 66.430000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 66.430000] ath: EEPROM regdomain: 0x833a
[ 66.430000] ath: EEPROM indicates we should expect a country code
[ 66.430000] ath: doing EEPROM country->regdmn map search
[ 66.430000] ath: country maps to regdmn code: 0x37
[ 66.430000] ath: Country alpha2 being used: GB
[ 66.430000] ath: Regpair used: 0x37
[ 66.440000] ieee80211 phy5: Atheros AR9271 Rev:1
[ 66.440000] Registered led device: ath9k_htc-phy5
[ 70.750000] usb 1-1: USB disconnect, device number 6
[ 70.860000] ath: phy5: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 70.880000] ath: phy5: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 70.900000] ath: phy5: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 71.010000] ath: phy5: RX failed to go idle in 10 ms RXSM=0x1
[ 71.030000] ath: phy5: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 71.140000] ath: phy5: RX failed to go idle in 10 ms RXSM=0x1
[ 71.160000] ath: phy5: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 71.170000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 71.460000] usb 1-1: new high-speed USB device number 7 using ehci-platform
[ 76.640000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 77.030000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 77.270000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 77.460000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 77.470000] ath: EEPROM regdomain: 0x833a
[ 77.470000] ath: EEPROM indicates we should expect a country code
[ 77.470000] ath: doing EEPROM country->regdmn map search
[ 77.470000] ath: country maps to regdmn code: 0x37
[ 77.470000] ath: Country alpha2 being used: GB
[ 77.470000] ath: Regpair used: 0x37
[ 77.480000] ieee80211 phy6: Atheros AR9271 Rev:1
[ 77.480000] Registered led device: ath9k_htc-phy6
[ 82.800000] usb 1-1: USB disconnect, device number 7
[ 82.910000] ath: phy6: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 82.920000] ath: phy6: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 82.940000] ath: phy6: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 83.060000] ath: phy6: RX failed to go idle in 10 ms RXSM=0x1
[ 83.070000] ath: phy6: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 83.190000] ath: phy6: RX failed to go idle in 10 ms RXSM=0x1
[ 83.200000] ath: phy6: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 83.220000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 83.510000] usb 1-1: new high-speed USB device number 8 using ehci-platform
[ 88.690000] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 89.080000] usb 1-1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 89.320000] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[ 89.510000] ath9k_htc 1-1:1.0: ath9k_htc: FW Version: 1.3
[ 89.520000] ath: EEPROM regdomain: 0x833a
[ 89.520000] ath: EEPROM indicates we should expect a country code
[ 89.520000] ath: doing EEPROM country->regdmn map search
[ 89.520000] ath: country maps to regdmn code: 0x37
[ 89.520000] ath: Country alpha2 being used: GB
[ 89.520000] ath: Regpair used: 0x37
[ 89.530000] ieee80211 phy7: Atheros AR9271 Rev:1
[ 89.530000] Registered led device: ath9k_htc-phy7
[ 94.860000] wlan0-1: authenticate with a0:21:b7:5a:19:ff
[ 94.870000] wlan0-1: send auth to a0:21:b7:5a:19:ff (try 1/3)
[ 94.880000] wlan0-1: authenticated
[ 94.890000] wlan0-1: associate with a0:21:b7:5a:19:ff (try 1/3)
[ 94.890000] wlan0-1: RX AssocResp from a0:21:b7:5a:19:ff (capab=0x411 status= 0 aid=5)
[ 94.900000] wlan0-1: associated
[ 95.100000] br-lan: port 2(wlan0) entered disabled state
[ 95.250000] br-lan: port 2(wlan0) entered forwarding state
[ 95.250000] br-lan: port 2(wlan0) entered forwarding state
[ 95.840000] usb 1-1: USB disconnect, device number 8
[ 95.950000] ath: phy7: RX failed to go idle in 10 ms RXSM=0x81874a80
[ 95.960000] ath: phy7: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 95.980000] ath: phy7: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 96.100000] ath: phy7: RX failed to go idle in 10 ms RXSM=0x1
[ 96.110000] ath: phy7: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 96.230000] ath: phy7: RX failed to go idle in 10 ms RXSM=0x1
[ 96.240000] ath: phy7: DMA failed to stop in 10 ms AR_CR=0x81875cbc AR_DIAG_S W=0x81875cbc DMADBG_7=0x81875cbc
[ 96.520000] usb 1-1: ath9k_htc: USB layer deinitialized
[ 96.800000] usb 1-1: new high-speed USB device number 9 using ehci-platform
[ 97.250000] br-lan: port 2(wlan0) entered forwarding state
root@OpenWrt:~#
Muchas gracias por el interés que están tomando,