Description of problem:
Booted from YUMI created flash.
Started anaconda, get crashed.
HW: HP ProDesk 400, 2 HDD.

Version-Release number of selected component:
anaconda-core-23.19.10-1.fc23.R.i686

The following was filed automatically by anaconda:
anaconda 23.19.10-1 exception report
Traceback (most recent call first):
  File "/usr/lib/python3.4/site-packages/blivet/populator.py", line 274, in _addSlaveDevices
    raise DeviceTreeError(msg)
  File "/usr/lib/python3.4/site-packages/blivet/populator.py", line 305, in addUdevDMDevice
    slave_devices = self._addSlaveDevices(info)
  File "/usr/lib/python3.4/site-packages/blivet/populator.py", line 715, in addUdevDevice
    device = self.addUdevDMDevice(info)
  File "/usr/lib/python3.4/site-packages/blivet/populator.py", line 1692, in _populate
    self.addUdevDevice(dev)
  File "/usr/lib/python3.4/site-packages/blivet/populator.py", line 1623, in populate
    self._populate()
  File "/usr/lib/python3.4/site-packages/blivet/devicetree.py", line 554, in populate
    self._populator.populate(cleanupOnly=cleanupOnly)
  File "/usr/lib/python3.4/site-packages/blivet/blivet.py", line 279, in reset
    self.devicetree.populate(cleanupOnly=cleanupOnly)
  File "/usr/lib/python3.4/site-packages/blivet/osinstall.py", line 1161, in storageInitialize
    storage.reset()
  File "/usr/lib/python3.4/threading.py", line 868, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 253, in run
    threading.Thread.run(self, *args, **kwargs)
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 171, in raise_if_error
    raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 116, in wait
    self.raise_if_error(name)
  File "/usr/lib/python3.4/site-packages/pyanaconda/timezone.py", line 76, in time_initialize
    threadMgr.wait(THREAD_STORAGE)
  File "/usr/lib/python3.4/threading.py", line 868, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 253, in run
    threading.Thread.run(self, *args, **kwargs)
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 171, in raise_if_error
    raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 116, in wait
    self.raise_if_error(name)
  File "/usr/lib/python3.4/site-packages/pyanaconda/ui/gui/spokes/datetime_spoke.py", line 542, in _initialize
    threadMgr.wait(constants.THREAD_TIME_INIT)
  File "/usr/lib/python3.4/threading.py", line 868, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3.4/site-packages/pyanaconda/threads.py", line 253, in run
    threading.Thread.run(self, *args, **kwargs)
blivet.errors.DeviceTreeError: failed to add slave pdc_dfjfdajaja of device pdc_dfjfdajaja1

Additional info:
cmdline:        /usr/bin/python3  /sbin/anaconda --liveinst --method=livecd:///dev/mapper/live-base
cmdline_file:   BOOT_IMAGE=vmlinuz0 live_dir=/multiboot/Fedora-Live-RFRemix-XFCE-i686-23/LiveOS initrd=initrd0.img root=live:LABEL=MULTIBOOT live_dir=/multiboot/Fedora-Live-RFRemix-XFCE-i686-23/LiveOS NULL=RFRemix-Live-XFCE-i686-23 rootfstype=auto ro rd.live.image quiet  rhgb rd.luks=0 rd.md=0 rd.dm=0 
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         4.2.3-300.fc23.i686
other involved packages: anaconda-gui-23.19.10-1.fc23.R.i686, python3-libs-3.4.3-5.fc23.i686, python3-blivet-1.12.8-1.fc23.R.noarch
product:        Fedora
release:        Fedora release 23 (Twenty Three)
type:           anaconda
version:        23