[Bug 1355686] Re: (Regression) Ubuntu 14.10 installation fails for pci-ohci USB disk

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** Tags removed: targetmilestone-inin---
** Tags added: targetmilestone-inin1410

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Title:
  (Regression) Ubuntu 14.10 installation fails for pci-ohci USB disk

Status in “debian-installer” package in Ubuntu:
  Confirmed

Bug description:
  Problem Description
  =================
  (Regression) Ubuntu 14.10 installation fails for pci-ohci USB disk, Installer not able to detect the driver for the device.
   
  ---uname output---
  Linux ubuntuAug10 3.16.0-6-generic #11-Ubuntu SMP Mon Jul 28 02:00:45 UTC 2014 ppc64le ppc64le ppc64le GNU/Linux
   
  Machine Type = 8284-22A  

  pKVM version:
  [root at lep8a ~]# cat /etc/issue
  IBM_PowerKVM release 2.1.1 build 5 alpha (pkvm2_1_1)
  Kernel \r on a \m (\l)

  Steps to Reproduce
  =================
   1. This is an regression issue which worked with Ubuntu 14.10 kernel version 
  Linux ubuntuT15 3.15.0-6-generic #11-Ubuntu SMP Thu Jun 12 00:40:49 UTC 2014 ppc64le ppc64le ppc64le GNU/Linux

  2. use the below XML to install the OS on USB disk.
  [root at lep8a manu]# virsh dumpxml GMT_ubuntu14_10_ohci
  <domain type='kvm' id='90'>
    <name>GMT_ubuntu14_10_ohci</name>
    <uuid>d00751c0-fa01-9b84-52c3-6354567845e0</uuid>
    <memory unit='KiB'>2048000</memory>
    <currentMemory unit='KiB'>2048000</currentMemory>
    <vcpu placement='static'>16</vcpu>
    <resource>
      <partition>/machine</partition>
    </resource>
    <os>
      <type arch='ppc64' machine='pseries'>hvm</type>
      <boot dev='hd'/>
      <boot dev='cdrom'/>
    </os>
    <features>
      <acpi/>
      <apic/>
      <pae/>
    </features>
    <clock offset='utc'/>
    <on_poweroff>destroy</on_poweroff>
    <on_reboot>restart</on_reboot>
    <on_crash>restart</on_crash>
    <devices>
      <emulator>/usr/bin/qemu-kvm</emulator>
      <disk type='file' device='disk'>
        <driver name='qemu' type='qcow2'/>
        <source file='/var/lib/libvirt/images/manu/Gubunut_usb_h1.qcow2'/>
        <backingStore/>
        <target dev='sda' bus='usb'/>
        <alias name='usb-disk0'/>
      </disk>
      <disk type='file' device='cdrom'>
        <driver name='qemu' type='raw'/>
        <source file='/var/lib/libvirt/images/manu/ISO/utopic-server-ppc64el.iso'/>
        <backingStore/>
        <target dev='sdb' bus='scsi'/>
        <readonly/>
        <alias name='scsi0-0-0-1'/>
        <address type='drive' controller='0' bus='0' target='0' unit='1'/>
      </disk>
      <controller type='usb' index='0' model='pci-ohci'>
        <alias name='usb0'/>
        <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
      </controller>
      <controller type='pci' index='0' model='pci-root'>
        <alias name='pci.0'/>
      </controller>
      <controller type='scsi' index='0'>
        <alias name='scsi0'/>
        <address type='spapr-vio' reg='0x2000'/>
      </controller>
      <controller type='scsi' index='1' model='ibmvscsi'>
        <alias name='scsi1'/>
        <address type='spapr-vio' reg='0x3000'/>
      </controller>
      <interface type='bridge'>
        <mac address='52:54:c0:a8:7a:73'/>
        <source bridge='virbr0'/>
        <target dev='vnet12'/>
        <model type='virtio-net'/>
        <alias name='net0'/>
        <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
      </interface>
      <serial type='pty'>
        <source path='/dev/pts/13'/>
        <target port='0'/>
        <alias name='serial0'/>
        <address type='spapr-vio' reg='0x30000000'/>
      </serial>
      <console type='pty' tty='/dev/pts/13'>
        <source path='/dev/pts/13'/>
        <target type='serial' port='0'/>
        <alias name='serial0'/>
        <address type='spapr-vio' reg='0x30000000'/>
      </console>
      <memballoon model='virtio'>
        <alias name='balloon0'/>
        <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
      </memballoon>
    </devices>
    <seclabel type='dynamic' model='selinux' relabel='yes'>
      <label>system_u:system_r:svirt_t:s0:c238,c786</label>
      <imagelabel>system_u:object_r:svirt_image_t:s0:c238,c786</imagelabel>
    </seclabel>
  </domain>

  3. during configuration of the disk, It fails to detect the USB driver, refer attached snapshot.
   
  Install ISO Information: August 10th Build

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