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    SubjectRe: [2.6.27-rc7] oops in usbcore
    Date
    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


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      Last update: 2008-10-24 23:51    [W:0.128 / U:119.888 seconds]
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