Description of problem:
Probably one of my labels is too long. Anaconda shouldn't let me have invalid labels!

Version-Release number of selected component:
anaconda-20.25.16-1.fc20.x86_64

The following was filed automatically by anaconda:
anaconda 20.25.16-1 exception report
Traceback (most recent call first):
  File "/usr/lib/python2.7/site-packages/blivet/formats/fs.py", line 650, in writeLabel
    raise FSError("label failed")
  File "/usr/lib/python2.7/site-packages/blivet/formats/fs.py", line 402, in doFormat
    self.writeLabel(self.label)
  File "/usr/lib/python2.7/site-packages/blivet/formats/fs.py", line 781, in create
    return self.doFormat(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/blivet/deviceaction.py", line 473, in execute
    options=self.device.formatArgs)
  File "/usr/lib/python2.7/site-packages/blivet/devicetree.py", line 239, in processActions
    action.execute()
  File "/usr/lib/python2.7/site-packages/blivet/__init__.py", line 308, in doIt
    self.devicetree.processActions()
  File "/usr/lib/python2.7/site-packages/blivet/__init__.py", line 167, in turnOnFilesystems
    storage.doIt()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/install.py", line 142, in doInstall
    turnOnFilesystems(storage, mountOnly=flags.flags.dirInstall)
  File "/usr/lib64/python2.7/threading.py", line 764, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/threads.py", line 192, in run
    threading.Thread.run(self, *args, **kwargs)
FSError: label failed

Additional info:
cmdline:        /usr/bin/python  /sbin/anaconda --liveinst --method=livecd:///dev/mapper/live-base
cmdline_file:   BOOT_IMAGE=/syslinux/vmlinuz0 root=live:UUID=11F7-9F08 ro rd.live.image quiet rhgb
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         3.11.10-301.fc20.x86_64
other involved packages: python-blivet-0.23.9-1.fc20.noarch, python-libs-2.7.5-9.fc20.x86_64
product:        Fedora
release:        Fedora release 20 (Heisenbug)
type:           anaconda
version:        20

Potential duplicate: bug 983095