linux-kernel - PROBLEM: unable to enumerate USB device on port 6 (3 kernel test)

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Message-ID: <BANLkTik03b2CWwfVpN3atNfVZbDe=Wz3qw@mail.gmail.com>
Date:	Fri, 13 May 2011 16:42:36 -0300
From:	Franco Gastón Pellegrini 
	<francogpellegrini@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: PROBLEM: unable to enumerate USB device on port 6 (3 kernel test)

I tested the kernels:

2.6.38-8-generic
2.6.39-0-generic (kernel-ppa/ppa)

In all I have the same problem, except 2.6.35 and earlier versions,
where no error occurs.

I inform you that on my laptop is connected only integrated SD card
reader (ACER 5520 with nForce 610M mother).


---------- Forwarded message ----------
From: Franco Gastón Pellegrini <francogpellegrini@...il.com>
Date: 2011/5/3
Subject: PROBLEM: unable to enumerate USB device on port 6
To: linux-kernel@...r.kernel.org


Kernel version: 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:24
UTC 2011 x86_64 x86_64 x86_64 GNU/Linux

hi,
I have an ACER 5520, with ubuntu 11.04 and all my TTY repeats
indefinitly (every 1/3 seconds) the mesages:

.....
May 1 18:34:27 franco-Aspire-5520 kernel: [ 888.350128] hub 1-0:1.0:
unable to enumerate USB device on port 6
May 1 18:34:27 franco-Aspire-5520 kernel: [ 888.610230] hub 3-0:1.0:
unable to enumerate USB device on port 6
May 1 18:34:27 franco-Aspire-5520 kernel: [ 888.890098] hub 1-0:1.0:
unable to enumerate USB device on port 6
May 1 18:34:28 franco-Aspire-5520 kernel: [ 889.150111] hub 3-0:1.0:
unable to enumerate USB device on port 6
....

i cant use any TTY, how can i fix it? any kernel before do this for me.

PD: what info do you need to complete my report?

Excuse my english
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