From: Riccardo Magliocchetti <riccardo.magliocchetti@gmail.com>
To: Oliver Neukum <oneukum@suse.de>
Cc: linux-usb@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Oliver Neukum <oliver@neukum.name>,
Greg Kroah-Hartman <gregkh@suse.de>
Subject: Re: [2.6.39] crash in acm_ctrl_msg+0x16/0x59
Date: Wed, 01 Jun 2011 09:05:44 +0200 [thread overview]
Message-ID: <4DE5E4C8.5060706@gmail.com> (raw)
In-Reply-To: <201105311037.46856.oneukum@suse.de>
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
next prev parent reply other threads:[~2011-06-01 7:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-29 14:04 [2.6.39] crash in acm_ctrl_msg+0x16/0x59 Riccardo Magliocchetti
2011-05-30 5:54 ` Oliver Neukum
2011-05-30 9:19 ` Riccardo Magliocchetti
2011-05-30 19:32 ` Riccardo Magliocchetti
2011-05-31 8:37 ` Oliver Neukum
2011-06-01 7:05 ` Riccardo Magliocchetti [this message]
2011-06-01 7:34 ` Oliver Neukum
2011-06-01 18:04 ` Riccardo Magliocchetti
2011-06-02 19:34 ` Oliver Neukum
2011-06-03 7:06 ` Riccardo Magliocchetti
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