problem: it does not connect to any wifi network you can see the time out on dmesg >uname -a Linux DrunkCatPC 4.4.0-4-MANJARO #1 SMP PREEMPT Wed Jan 20 20:22:31 UTC 2016 x86_64 GNU/Linux >lsusb Bus 002 Device 007: ID 0bda:817f Realtek Semiconductor Corp. RTL8188RU 802.11n WLAN Adapter >iwconfig wlp0s20u1 IEEE 802.11bgn ESSID:off/any Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm Retry short limit:7 RTS thr=2347 B Fragment thr:off Power Management:off >dmesg [16421.696441] usb 2-1: new high-speed USB device number 6 using xhci_hcd [16423.550427] usb 2-1: Vendor: 11n U [16423.550433] usb 2-1: Product: US036NHR [16423.550437] usb 2-1: RTL8188RU rev A (TSMC) 1T1R, TX queues 2, WiFi=1, BT=0, GPS=0, HI PA=1 [16423.550439] usb 2-1: RTL8188RU MAC: 00:c0:ca:7e:c7:d3 [16423.550441] usb 2-1: rtl8xxxu: Loading firmware rtlwifi/rtl8192cufw_TMSC.bin [16423.566357] usb 2-1: Firmware revision 80.0 (signature 0x88c1) [16423.851643] usb 2-1: rtl8xxxu_iqk_path_a: Path A RX IQK failed! [16423.958287] usbcore: registered new interface driver rtl8xxxu [16424.016545] rtl8xxxu 2-1:1.0 wlp0s20u1: renamed from wlan0 [16424.032244] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16424.038160] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16424.080456] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16673.335433] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16673.343329] [drm] Module unloaded [16673.358464] bbswitch: disabling discrete graphics [16673.358476] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16673.370088] pci 0000:04:00.0: Refused to change power state, currently in D0 [16693.345669] bbswitch: enabling discrete graphics [16693.851919] [drm] Initialized nvidia-drm 0.0.0 20150116 for 0000:04:00.0 on minor 1 [16693.851926] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 352.63 Sat Nov 7 21:25:42 PST 2015 [16693.874719] vgaarb: this pci device is not a vga device [16693.877519] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877610] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877645] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877680] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877711] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877741] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877796] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877823] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.896287] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16694.332278] vgaarb: this pci device is not a vga device [16754.752107] wlp3s0: deauthenticating from 9c:97:26:0f:0e:8e by local choice (Reason: 3=DEAUTH_LEAVING) [16754.773908] cfg80211: World regulatory domain updated: [16754.773911] cfg80211: DFS Master region: unset [16754.773912] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time) [16754.773913] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) [16754.773915] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) [16754.773916] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A) [16754.773917] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A) [16754.773919] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s) [16754.773920] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s) [16754.773921] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A) [16754.773922] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A) [16763.402727] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16763.417485] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16855.122476] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16886.169494] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16886.178492] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16886.378815] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16886.582153] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16886.785485] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16887.892687] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16887.900447] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16888.102209] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16888.305548] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16888.508920] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16890.019757] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16890.026490] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16890.228972] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16890.432302] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16890.635649] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16892.649660] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16892.656123] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16892.859066] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16893.062410] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16893.265769] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16904.280196] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16904.291265] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16904.492903] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16904.696222] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16904.859783] wlp0s20u1: aborting authentication with 9c:97:26:0f:0e:8e by local choice (Reason: 3=DEAUTH_LEAVING) [16904.884734] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [17480.739921] vgaarb: this pci device is not a vga device [17594.761942] vgaarb: this pci device is not a vga device [17614.149381] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [17614.154382] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [17614.355248] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [17614.558591] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [17614.761922] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [17625.726388] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [17625.732085] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [17625.932382] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [17626.135736] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [17626.339089] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16421.696441] usb 2-1: new high-speed USB device number 6 using xhci_hcd [16423.550427] usb 2-1: Vendor: 11n U [16423.550433] usb 2-1: Product: US036NHR [16423.550437] usb 2-1: RTL8188RU rev A (TSMC) 1T1R, TX queues 2, WiFi=1, BT=0, GPS=0, HI PA=1 [16423.550439] usb 2-1: RTL8188RU MAC: 00:c0:ca:7e:c7:d3 [16423.550441] usb 2-1: rtl8xxxu: Loading firmware rtlwifi/rtl8192cufw_TMSC.bin [16423.566357] usb 2-1: Firmware revision 80.0 (signature 0x88c1) [16423.851643] usb 2-1: rtl8xxxu_iqk_path_a: Path A RX IQK failed! [16423.958287] usbcore: registered new interface driver rtl8xxxu [16424.016545] rtl8xxxu 2-1:1.0 wlp0s20u1: renamed from wlan0 [16424.032244] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16424.038160] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16424.080456] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [16673.335433] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16673.343329] [drm] Module unloaded [16673.358464] bbswitch: disabling discrete graphics [16673.358476] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16673.370088] pci 0000:04:00.0: Refused to change power state, currently in D0 [16693.345669] bbswitch: enabling discrete graphics [16693.851919] [drm] Initialized nvidia-drm 0.0.0 20150116 for 0000:04:00.0 on minor 1 [16693.851926] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 352.63 Sat Nov 7 21:25:42 PST 2015 [16693.874719] vgaarb: this pci device is not a vga device [16693.877519] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877610] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877645] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877680] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877711] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877741] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877796] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.877823] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16693.896287] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95) [16694.332278] vgaarb: this pci device is not a vga device [16754.752107] wlp3s0: deauthenticating from 9c:97:26:0f:0e:8e by local choice (Reason: 3=DEAUTH_LEAVING) [16754.773908] cfg80211: World regulatory domain updated: [16754.773911] cfg80211: DFS Master region: unset [16754.773912] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time) [16754.773913] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) [16754.773915] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) [16754.773916] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A) [16754.773917] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A) [16754.773919] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s) [16754.773920] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s) [16754.773921] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A) [16754.773922] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A) [16763.402727] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16763.417485] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16855.122476] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready [16886.169494] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16886.178492] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16886.378815] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16886.582153] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16886.785485] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16887.892687] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16887.900447] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16888.102209] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16888.305548] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16888.508920] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16890.019757] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16890.026490] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16890.228972] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16890.432302] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16890.635649] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16892.649660] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16892.656123] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16892.859066] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16893.062410] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16893.265769] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [16904.280196] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [16904.291265] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [16904.492903] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [16904.696222] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [16904.859783] wlp0s20u1: aborting authentication with 9c:97:26:0f:0e:8e by local choice (Reason: 3=DEAUTH_LEAVING) [16904.884734] IPv6: ADDRCONF(NETDEV_UP): wlp0s20u1: link is not ready [17480.739921] vgaarb: this pci device is not a vga device [17594.761942] vgaarb: this pci device is not a vga device [17614.149381] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [17614.154382] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [17614.355248] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [17614.558591] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [17614.761922] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out [17625.726388] wlp0s20u1: authenticate with 9c:97:26:0f:0e:8e [17625.732085] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 1/3) [17625.932382] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 2/3) [17626.135736] wlp0s20u1: send auth to 9c:97:26:0f:0e:8e (try 3/3) [17626.339089] wlp0s20u1: authentication with 9c:97:26:0f:0e:8e timed out -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html