From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Folkert van Heusden <folkert@vanheusden.com>
Cc: Oliver Neukum <oliver@neukum.org>,
linux-kernel@vger.kernel.org,
USB list <linux-usb@vger.kernel.org>
Subject: Re: [2.6.27-rc7] oops in usbcore
Date: Fri, 24 Oct 2008 23:53:08 +0200 [thread overview]
Message-ID: <200810242353.08576.rjw@sisk.pl> (raw)
In-Reply-To: <20081009084205.GI23933@vanheusden.com>
On Thursday, 9 of October 2008, Folkert van Heusden wrote:
> > > lpc-ntpd is a atomic clock receiver driver doing read()-calls on an fd
> > > from a serial device (connected via usb), nothing fancy
> > > (http://vanheusden.com/lpc-ntpd/ ).
> >
> > Which devices? Please post lsusb -v
>
> thegate:/home/folkert# lsusb -v > lsusb
> cannot read device status, Broken pipe (32)
>
> Isn't that error odd?
>
> The output is:
>
> Bus 004 Device 006: ID 046d:08b2 Logitech, Inc. QuickCam Pro 4000
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 0 (Defined at Interface level)
> bDeviceSubClass 0
> bDeviceProtocol 0
> bMaxPacketSize0 8
> idVendor 0x046d Logitech, Inc.
> idProduct 0x08b2 QuickCam Pro 4000
> bcdDevice 0.00
> iManufacturer 0
> iProduct 0
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 490
> bNumInterfaces 3
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xa0
> (Bus Powered)
> Remote Wakeup
> MaxPower 500mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0000 1x 0 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 1
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x00c4 1x 196 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 2
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0124 1x 292 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 3
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x01c0 1x 448 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 4
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0250 1x 592 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 5
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x02c0 1x 704 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 6
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0308 1x 776 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 7
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0348 1x 840 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 8
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0380 1x 896 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 9
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x03c0 1x 960 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 10
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 32
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x85 EP 5 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x03c0 1x 960 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 1 Control Device
> bInterfaceProtocol 0
> iInterface 0
> AudioControl Interface Descriptor:
> bLength 9
> bDescriptorType 36
> bDescriptorSubtype 1 (HEADER)
> bcdADC 1.00
> wTotalLength 38
> bInCollection 1
> baInterfaceNr( 0) 2
> AudioControl Interface Descriptor:
> bLength 12
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 1
> wTerminalType 0x0201 Microphone
> bAssocTerminal 0
> bNrChannels 1
> wChannelConfig 0x0000
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 8
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 2
> bSourceID 1
> bControlSize 1
> bmaControls( 0) 0x03
> Mute
> Volume
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 9
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 3
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bSourceID 2
> iTerminal 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 0
> iInterface 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 0
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 7
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 3
> bDelay 1 frames
> wFormatTag 1 PCM
> AudioStreaming Interface Descriptor:
> bLength 11
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bNrChannels 1
> bSubframeSize 2
> bBitResolution 16
> bSamFreqType 1 Discrete
> tSamFreq[ 0] 44100
> Endpoint Descriptor:
> bLength 9
> bDescriptorType 5
> bEndpointAddress 0x84 EP 4 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x005a 1x 90 bytes
> bInterval 1
> bRefresh 0
> bSynchAddress 0
> AudioControl Endpoint Descriptor:
> bLength 7
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0 Undefined
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 0
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 7
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 3
> bDelay 1 frames
> wFormatTag 1 PCM
> AudioStreaming Interface Descriptor:
> bLength 11
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bNrChannels 1
> bSubframeSize 2
> bBitResolution 16
> bSamFreqType 1 Discrete
> tSamFreq[ 0] 22050
> Endpoint Descriptor:
> bLength 9
> bDescriptorType 5
> bEndpointAddress 0x84 EP 4 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x002e 1x 46 bytes
> bInterval 1
> bRefresh 0
> bSynchAddress 0
> AudioControl Endpoint Descriptor:
> bLength 7
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0 Undefined
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 3
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 0
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 7
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 3
> bDelay 1 frames
> wFormatTag 1 PCM
> AudioStreaming Interface Descriptor:
> bLength 11
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bNrChannels 1
> bSubframeSize 2
> bBitResolution 16
> bSamFreqType 1 Discrete
> tSamFreq[ 0] 11025
> Endpoint Descriptor:
> bLength 9
> bDescriptorType 5
> bEndpointAddress 0x84 EP 4 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0019 1x 25 bytes
> bInterval 1
> bRefresh 0
> bSynchAddress 0
> AudioControl Endpoint Descriptor:
> bLength 7
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0 Undefined
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 4
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 0
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 7
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 3
> bDelay 1 frames
> wFormatTag 1 PCM
> AudioStreaming Interface Descriptor:
> bLength 11
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bNrChannels 1
> bSubframeSize 2
> bBitResolution 16
> bSamFreqType 1 Discrete
> tSamFreq[ 0] 8000
> Endpoint Descriptor:
> bLength 9
> bDescriptorType 5
> bEndpointAddress 0x84 EP 4 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0010 1x 16 bytes
> bInterval 1
> bRefresh 0
> bSynchAddress 0
> AudioControl Endpoint Descriptor:
> bLength 7
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0 Undefined
>
> Bus 004 Device 007: ID 0403:e88b Future Technology Devices International, Ltd Precision Clock MSF USB
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.00
> bDeviceClass 0 (Defined at Interface level)
> bDeviceSubClass 0
> bDeviceProtocol 0
> bMaxPacketSize0 8
> idVendor 0x0403 Future Technology Devices International, Ltd
> idProduct 0xe88b Precision Clock MSF USB
> bcdDevice 6.00
> iManufacturer 1 GUDEADS
> iProduct 2 Precision Clock USB
> iSerial 3 FTQQJ1MO
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 32
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0x80
> (Bus Powered)
> MaxPower 100mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 2
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 255 Vendor Specific Subclass
> bInterfaceProtocol 255 Vendor Specific Protocol
> iInterface 2 Precision Clock USB
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0040 1x 64 bytes
> bInterval 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x02 EP 2 OUT
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0040 1x 64 bytes
> bInterval 0
> Device Status: 0x0000
> (Bus Powered)
>
> Bus 004 Device 005: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.00
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 1 Single TT
> bMaxPacketSize0 64
> idVendor 0x05e3 Genesys Logic, Inc.
> idProduct 0x0608 USB-2.0 4-Port HUB
> bcdDevice 7.02
> iManufacturer 0
> iProduct 1 USB2.0 Hub
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 100mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 12
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 4
> wHubCharacteristic 0x00e9
> Per-port power switching
> Per-port overcurrent protection
> TT think time 32 FS bits
> Port indicators
> bPwrOn2PwrGood 50 * 2 milli seconds
> bHubContrCurrent 100 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0100 power
> Port 2: 0000.0100 power
> Port 3: 0000.0100 power
> Port 4: 0000.0103 power enable connect
> Device Qualifier (for other device speed):
> bLength 10
> bDescriptorType 6
> bcdUSB 2.00
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> bNumConfigurations 1
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Bus 004 Device 003: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.00
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 1 Single TT
> bMaxPacketSize0 64
> idVendor 0x05e3 Genesys Logic, Inc.
> idProduct 0x0608 USB-2.0 4-Port HUB
> bcdDevice 7.02
> iManufacturer 0
> iProduct 1 USB2.0 Hub
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 100mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0001 1x 1 bytes
> bInterval 12
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 4
> wHubCharacteristic 0x00e0
> Ganged power switching
> Ganged overcurrent protection
> TT think time 32 FS bits
> Port indicators
> bPwrOn2PwrGood 50 * 2 milli seconds
> bHubContrCurrent 100 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0103 power enable connect
> Port 2: 0000.0100 power
> Port 3: 0000.0100 power
> Port 4: 0000.0100 power
> Device Qualifier (for other device speed):
> bLength 10
> bDescriptorType 6
> bcdUSB 2.00
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> bNumConfigurations 1
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.00
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> idVendor 0x1d6b Linux Foundation
> idProduct 0x0002 2.0 root hub
> bcdDevice 2.06
> iManufacturer 3 Linux 2.6.27-rc7-c7-c7temp-100hz-ch341 ehci_hcd
> iProduct 2 EHCI Host Controller
> iSerial 1 0000:00:10.4
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0004 1x 4 bytes
> bInterval 12
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 6
> wHubCharacteristic 0x000a
> No power switching (usb 1.0)
> Per-port overcurrent protection
> bPwrOn2PwrGood 10 * 2 milli seconds
> bHubContrCurrent 0 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0100 power
> Port 2: 0000.0503 highspeed power enable connect
> Port 3: 0000.0100 power
> Port 4: 0000.0503 highspeed power enable connect
> Port 5: 0000.0100 power
> Port 6: 0000.0100 power
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> idVendor 0x1d6b Linux Foundation
> idProduct 0x0001 1.1 root hub
> bcdDevice 2.06
> iManufacturer 3 Linux 2.6.27-rc7-c7-c7temp-100hz-ch341 uhci_hcd
> iProduct 2 UHCI Host Controller
> iSerial 1 0000:00:10.2
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0002 1x 2 bytes
> bInterval 255
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 2
> wHubCharacteristic 0x000a
> No power switching (usb 1.0)
> Per-port overcurrent protection
> bPwrOn2PwrGood 1 * 2 milli seconds
> bHubContrCurrent 0 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0100 power
> Port 2: 0000.0100 power
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Bus 002 Device 002: ID 0d50:0008 Cleware GmbH
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 0 (Defined at Interface level)
> bDeviceSubClass 0
> bDeviceProtocol 0
> bMaxPacketSize0 8
> idVendor 0x0d50 Cleware GmbH
> idProduct 0x0008
> bcdDevice 0.19
> iManufacturer 1 Cleware GmbH
> iProduct 2 USB-Ampel
> iSerial 3 00023D9
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 34
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0x80
> (Bus Powered)
> MaxPower 440mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 3 Human Interface Device
> bInterfaceSubClass 0 No Subclass
> bInterfaceProtocol 0 None
> iInterface 0
> HID Device Descriptor:
> bLength 9
> bDescriptorType 33
> bcdHID 1.00
> bCountryCode 0 Not supported
> bNumDescriptors 1
> bDescriptorType 34 Report
> wDescriptorLength 48
> Report Descriptors:
> ** UNAVAILABLE **
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0008 1x 8 bytes
> bInterval 50
> Device Status: 0x0000
> (Bus Powered)
>
> Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> idVendor 0x1d6b Linux Foundation
> idProduct 0x0001 1.1 root hub
> bcdDevice 2.06
> iManufacturer 3 Linux 2.6.27-rc7-c7-c7temp-100hz-ch341 uhci_hcd
> iProduct 2 UHCI Host Controller
> iSerial 1 0000:00:10.1
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0002 1x 2 bytes
> bInterval 255
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 2
> wHubCharacteristic 0x000a
> No power switching (usb 1.0)
> Per-port overcurrent protection
> bPwrOn2PwrGood 1 * 2 milli seconds
> bHubContrCurrent 0 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0303 lowspeed power enable connect
> Port 2: 0000.0100 power
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Bus 001 Device 005: ID 4348:5523 WinChipHead USB->RS 232 adapter with Prolifec PL 2303 chipset
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 255 Vendor Specific Class
> bDeviceSubClass 0
> bDeviceProtocol 0
> bMaxPacketSize0 8
> idVendor 0x4348 WinChipHead
> idProduct 0x5523 USB->RS 232 adapter with Prolifec PL 2303 chipset
> bcdDevice 2.50
> iManufacturer 0
> iProduct 2 USB-SER!
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 39
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0x80
> (Bus Powered)
> MaxPower 78mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 3
> bInterfaceClass 255 Vendor Specific Class
> bInterfaceSubClass 1
> bInterfaceProtocol 2
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0020 1x 32 bytes
> bInterval 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x02 EP 2 OUT
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0020 1x 32 bytes
> bInterval 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0008 1x 8 bytes
> bInterval 1
> Device Status: 0x0000
> (Bus Powered)
>
> Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> idVendor 0x1d6b Linux Foundation
> idProduct 0x0001 1.1 root hub
> bcdDevice 2.06
> iManufacturer 3 Linux 2.6.27-rc7-c7-c7temp-100hz-ch341 uhci_hcd
> iProduct 2 UHCI Host Controller
> iSerial 1 0000:00:10.0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0002 1x 2 bytes
> bInterval 255
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 2
> wHubCharacteristic 0x000a
> No power switching (usb 1.0)
> Per-port overcurrent protection
> bPwrOn2PwrGood 1 * 2 milli seconds
> bHubContrCurrent 0 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0103 power enable connect
> Port 2: 0000.0100 power
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
>
> > But you do get this oops even without running that script, don't you?
>
> No, only with that script.
Is this still reproducible in mainline?
If not, is it reproducible with 2.6.27 final?
Rafael
next prev parent reply other threads:[~2008-10-24 21:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-09 8:29 [2.6.27-rc7] oops in usbcore Folkert van Heusden
2008-10-09 8:33 ` Oliver Neukum
2008-10-09 8:42 ` Folkert van Heusden
2008-10-24 21:53 ` Rafael J. Wysocki [this message]
2008-10-24 22:13 ` Alan Stern
2008-10-24 22:16 ` Greg KH
2008-10-25 11:26 ` Rafael J. Wysocki
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200810242353.08576.rjw@sisk.pl \
--to=rjw@sisk.pl \
--cc=folkert@vanheusden.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=oliver@neukum.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.