2008-01-15 16:01:22

by Otavio Salvador

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Subject: USB looks to be restarting

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2008-01-23 22:04:16

by Andrew Morton

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Subject: Re: USB looks to be restarting


(cc linux-usb)

> On Tue, 15 Jan 2008 13:40:38 -0200 Otavio Salvador <[email protected]> wrote:
> Hello,
>
> I have the following in my syslog:
>
> Jan 15 13:30:38 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 5
> Jan 15 13:30:38 neumann kernel: usb 5-2: new low speed USB device using uhci_hcd and address 14
> Jan 15 13:30:39 neumann kernel: usb 5-2: configuration #1 chosen from 1 choice
> Jan 15 13:30:39 neumann kernel: input: PS/2+USB Mouse as /class/input/input6
> Jan 15 13:30:39 neumann kernel: input,hidraw2: USB HID v1.11 Mouse [PS/2+USB Mouse] on usb-0000:00:1d.1-2
> Jan 15 13:30:39 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 6
> Jan 15 13:30:40 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 9
> Jan 15 13:30:40 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 10
> Jan 15 13:30:42 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 13
> Jan 15 13:30:44 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 20
> Jan 15 13:30:44 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 21
> Jan 15 13:30:45 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 23
> Jan 15 13:30:46 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 26
> Jan 15 13:30:46 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:30:47 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 27
> Jan 15 13:30:48 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 28
> Jan 15 13:30:48 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 29
> Jan 15 13:30:49 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 30
> Jan 15 13:30:50 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 32
> Jan 15 13:30:50 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 33
> Jan 15 13:30:52 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 39
> Jan 15 13:30:54 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 45
> Jan 15 13:30:56 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 53
> Jan 15 13:30:57 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 58
> Jan 15 13:31:00 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 68
> Jan 15 13:31:02 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 75
> Jan 15 13:31:02 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:31:04 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 83
> Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:31:05 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 84
> Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> Jan 15 13:31:06 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 85
> Jan 15 13:31:06 neumann kernel: usb 1-2: device not accepting address 85, error -71
> Jan 15 13:31:06 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 86
> Jan 15 13:31:06 neumann kernel: usb 1-2: device not accepting address 86, error -71
>
> This happens with 2.6.23 and 2.6.24-rc7 kernels. (didn't test it with
> previous release since this motherboard isn't well supported by them).
>
> Does someone has any idea how to solve it?
>
>

2008-01-23 22:18:20

by Alan Stern

[permalink] [raw]
Subject: Re: USB looks to be restarting

On Wed, 23 Jan 2008, Andrew Morton wrote:

> (cc linux-usb)
>
> > On Tue, 15 Jan 2008 13:40:38 -0200 Otavio Salvador <[email protected]> wrote:
> > Hello,
> >
> > I have the following in my syslog:
> >
> > Jan 15 13:30:38 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 5
> > Jan 15 13:30:38 neumann kernel: usb 5-2: new low speed USB device using uhci_hcd and address 14
> > Jan 15 13:30:39 neumann kernel: usb 5-2: configuration #1 chosen from 1 choice
> > Jan 15 13:30:39 neumann kernel: input: PS/2+USB Mouse as /class/input/input6
> > Jan 15 13:30:39 neumann kernel: input,hidraw2: USB HID v1.11 Mouse [PS/2+USB Mouse] on usb-0000:00:1d.1-2
> > Jan 15 13:30:39 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 6
> > Jan 15 13:30:40 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 9
> > Jan 15 13:30:40 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 10
> > Jan 15 13:30:42 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 13
> > Jan 15 13:30:44 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 20
> > Jan 15 13:30:44 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 21
> > Jan 15 13:30:45 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 23
> > Jan 15 13:30:46 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 26
> > Jan 15 13:30:46 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:30:47 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 27
> > Jan 15 13:30:48 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 28
> > Jan 15 13:30:48 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 29
> > Jan 15 13:30:49 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 30
> > Jan 15 13:30:50 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 32
> > Jan 15 13:30:50 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 33
> > Jan 15 13:30:52 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 39
> > Jan 15 13:30:54 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 45
> > Jan 15 13:30:56 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 53
> > Jan 15 13:30:57 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 58
> > Jan 15 13:31:00 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 68
> > Jan 15 13:31:02 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 75
> > Jan 15 13:31:02 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:31:04 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 83
> > Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:31:05 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 84
> > Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:31:05 neumann kernel: usb 1-2: device descriptor read/64, error -71
> > Jan 15 13:31:06 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 85
> > Jan 15 13:31:06 neumann kernel: usb 1-2: device not accepting address 85, error -71
> > Jan 15 13:31:06 neumann kernel: usb 1-2: new full speed USB device using uhci_hcd and address 86
> > Jan 15 13:31:06 neumann kernel: usb 1-2: device not accepting address 86, error -71
> >
> > This happens with 2.6.23 and 2.6.24-rc7 kernels. (didn't test it with
> > previous release since this motherboard isn't well supported by them).
> >
> > Does someone has any idea how to solve it?

Unplug the device attached to port 2 of bus 1. Apparently it is
spontaneously disconnecting and reconnecting itself over and over.

Alan Stern

2008-01-24 11:03:39

by Otavio Salvador

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Subject: Re: USB looks to be restarting

Alan Stern <[email protected]> writes:

>> > Does someone has any idea how to solve it?
>
> Unplug the device attached to port 2 of bus 1. Apparently it is
> spontaneously disconnecting and reconnecting itself over and over.

The machine power suply had problem and then it needed to be
replace. Doing it solved the issue.

Probably the power suply wasn't providing enough power.

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