Re: USB regression: devices not initially recognized

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Oliver,

The Ubuntu kernel is called 2.6.31-11.38 and I'm using the 32-bit
version.  uname -a returns:

Linux bethel 2.6.31-11-generic #38-Ubuntu SMP Fri Oct 2 11:55:55 UTC
2009 i686 GNU/Linux

Is there a way I can turn on extra debugging messages?

Thanks.

On Mon, Oct 12, 2009 at 4:55 AM, Oliver Neukum <oliver@xxxxxxxxxx> wrote:
> Am Samstag, 10. Oktober 2009 16:09:13 schrieb eschvoca:
>> Hi,
>>
>> Using the Karmic beta of Ubuntu (linux-image-2.6.31-11-generic) my USB
>> keyboard and blutooth dongle no longer work on bootup.  If I unplug
>> them and plug them back in then it works.  I reported the bug here:
>>
>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/445160
>>
>> which contains:
>>
>> """
>> Hi,
>>
>> When booting into Karmic my Blutooth USB dongle and USB to PS2
>> keyboard adapter are not recognized until I unplug them and plug them
>> back in. In my dmesg (see attachment for the full version) I get error
>> messages like:
>>
>> [ 3.028029] usb 7-1: new full speed USB device using uhci_hcd and address 2
>> [ 3.148023] usb 7-1: device descriptor read/64, error -71
>> [ 3.372524] usb 7-1: device descriptor read/64, error -71
>> [ 3.588019] usb 7-1: new full speed USB device using uhci_hcd and address 3
>> [ 3.708018] usb 7-1: device descriptor read/64, error -71
>> [ 3.936027] usb 7-1: device descriptor read/64, error -71
>> [ 4.153513] usb 7-1: new full speed USB device using uhci_hcd and address 4
>> [ 4.564074] usb 7-1: device not accepting address 4, error -71
>> [ 4.676023] usb 7-1: new full speed USB device using uhci_hcd and address 5
>> [ 5.088023] usb 7-1: device not accepting address 5, error -71
>> [ 5.088042] hub 7-0:1.0: unable to enumerate USB device on port 1
>>
>> My USB mouse and USB sound card are correctly identified on boot-up.
>> Everything works fine in 9.04 so this seems like a regression.
>
> The error suggests something low-level, but nothing specific.
> Which kernel version did it work with?
>
>        Regards
>                Oliver
>
>
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux