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SubjectRe: [2.6.39] crash in acm_ctrl_msg+0x16/0x59
Il 31/05/2011 10:37, Oliver Neukum ha scritto:
> Am Montag, 30. Mai 2011, 21:32:54 schrieb Riccardo Magliocchetti:
>>>> So we are trying to talk to a device that is already gone.
>>>> Is there anything unusual about your device? Could you
>>>> post "lsusb -v"?
>>>
>>> Yes, the unusual thing is that is very prone to freezing when booting,
>>> in fact it freezed when i got the crash in the laptop. Will post lsusb
>>> output later in the day.
>>
>> Here's the lsusb -v
>
> There is something strange going on. This is a cdc-ether device.
> Are you using any additional patches?

I'm using a vanilla 2.6.39. I can get only lsusb when the phone is
booted and in that case it is recgnized as cdc-ether.

This is what i got when i attached the phone switched off like when i
got the crash:

usb 6-1: new full speed USB device number 3 using uhci_hcd
usb 6-1: New USB device found, idVendor=1d50, idProduct=5119
usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 6-1: Product: Neo1973 Bootloader U-Boot 1.3.2-dirty-moko12
usb 6-1: Manufacturer: OpenMoko, Inc
usb 6-1: SerialNumber: 0000000
cdc_acm 6-1:1.0: This device cannot do calls on its own. It is not a modem.
cdc_acm 6-1:1.0: ttyACM0: USB ACM device
usbcore: registered new interface driver cdc_acm
cdc_acm: v0.26:USB Abstract Control Model driver for USB modems and ISDN
adapters
hub 6-0:1.0: port 1 disabled by hub (EMI?), re-enabling...
usb 6-1: USB disconnect, device number 3
usb 6-1: new full speed USB device number 4 using uhci_hcd
usb 6-1: device descriptor read/64, error -71
usb 6-1: device descriptor read/64, error -71
usb 6-1: new low speed USB device number 5 using uhci_hcd
usb 6-1: device descriptor read/64, error -71
usb 6-1: new full speed USB device number 6 using uhci_hcd
usb 6-1: device not accepting address 6, error -71
usb 6-1: new full speed USB device number 7 using uhci_hcd
usb 6-1: device not accepting address 7, error -71
hub 6-0:1.0: unable to enumerate USB device on port 1

thanks,
riccardo


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