[Bug 264789] Re: USB Hard Drive Not Accessible, vol_id hangs

[robegue]

same problem here with an external usb hard disk.
perfectly works under windows or after removing ehci_hcd (SLOW!).
udev patch doesn't solve.

dmesg:
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3
usb 1-6: reset high speed USB device using ehci_hcd and address 3


lsusb:

Bus 001 Device 003: ID 067b:2507 Prolific Technology, Inc. PL2507 Hi-speed USB to IDE bridge controller
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x067b Prolific Technology, Inc.
  idProduct          0x2507 PL2507 Hi-speed USB to IDE bridge controller
  bcdDevice            1.00
  iManufacturer           1
  iProduct                2
  iSerial                 3
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           32
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0
    bmAttributes         0xc0
     Self Powered
    MaxPower              100mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass         8 Mass Storage
      bInterfaceSubClass      6 SCSI
      bInterfaceProtocol     80 Bulk (Zip)
      iInterface              0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0

-- 
USB Hard Drive Not Accessible, vol_id hangs
https://bugs.launchpad.net/bugs/264789
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