Return-path: Received: from mail-ia0-f178.google.com ([209.85.210.178]:49124 "EHLO mail-ia0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756224Ab3DXQrS (ORCPT ); Wed, 24 Apr 2013 12:47:18 -0400 Received: by mail-ia0-f178.google.com with SMTP id j38so1801066iad.37 for ; Wed, 24 Apr 2013 09:47:17 -0700 (PDT) Message-ID: <51780C92.4000208@lwfinger.net> (sfid-20130424_184721_962417_9602E9AF) Date: Wed, 24 Apr 2013 11:47:14 -0500 From: Larry Finger MIME-Version: 1.0 To: Michael Stahn CC: linux-wireless Subject: Re: Fwd: Realtek 8192CU not working References: <5177F100.1070803@lwfinger.net> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 04/24/2013 11:20 AM, Michael Stahn wrote: > I've just recompiled the kernel and executed the following procedure: > modprobe rtl8192cu -> plugin in Wlan-Stick -> connect wlan via > Networkmanager (no connection was established, credentials are > correct) -> unplug Stick. Attachment contains the dmes-output. Please do not drop the Cc to the Linux wireless mailing list unless you are requested to send something of a sensitive nature. Always use "Reply to all". [ 448.211707] rtl8192cu: MAC auto ON okay! [ 448.248820] rtl8192cu: Tx queue select: 0x05 [ 448.615206] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 464.990166] ehci_hcd 0000:00:16.2: detected XactErr len 0/15360 retry 1 [ 464.990540] ehci_hcd 0000:00:16.2: detected XactErr len 0/15360 retry 2 [ 464.990613] hub 3-0:1.0: state 7 ports 4 chg 0000 evt 0004 [ 464.990642] ehci_hcd 0000:00:16.2: GetStatus port:2 status 001002 0 ACK POWER sig=se0 CSC [ 464.990661] hub 3-0:1.0: port 2, status 0100, change 0001, 12 Mb/s [ 464.990672] usb 3-2: USB disconnect, device number 3 That error is something in the USB hub driver. What is your architecture? To get a little more detail, please rebuild your kernel with CONFIG_USB_DEBUG set and post the full log on some paste site. I will likely need to have the help of the USB expert on this matter, but we need more details first. Larry