Description of problem:
The following was filed automatically by anaconda:
anaconda 18.37.11 exception report
Traceback (most recent call first):
  File "/usr/lib64/python2.7/site-packages/parted/disk.py", line 213, in commit
    return self.__disk.commit()
  File "/usr/lib64/python2.7/site-packages/parted/decorators.py", line 32, in new
    ret = fn(*args, **kwds)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/formats/disklabel.py", line 290, in commit
    self.partedDisk.commit()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/formats/disklabel.py", line 269, in create
    self.commit()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/deviceaction.py", line 439, in execute
    options=self.device.formatArgs)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/devicetree.py", line 323, in processActions
    action.execute()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/__init__.py", line 323, in doIt
    self.devicetree.processActions()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/storage/__init__.py", line 174, in turnOnFilesystems
    storage.doIt()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/install.py", line 114, in doInstall
    turnOnFilesystems(storage)
  File "/usr/lib64/python2.7/threading.py", line 504, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/threads.py", line 91, in run
    threading.Thread.run(self, *args, **kwargs)
IOException: Partition(s) 2 on /dev/sda have been written, but we have been unable to inform the kernel of the change, probably because it/they are in use.  As a result, the old partition(s) will remain in use.  You should reboot now before making further changes.

Additional info:
cmdline:        /usr/bin/python  /sbin/anaconda --liveinst --method=livecd:///dev/mapper/live-osimg-min --lang en_US.UTF-8
cmdline_file:   initrd=initrd0.img root=live:UUID=311A-69C8 rootfstype=vfat ro rd.live.image quiet  rhgb rd.luks=0 rd.md=0 rd.dm=0  BOOT_IMAGE=vmlinuz0 
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         3.6.10-4.fc18.x86_64
other involved packages: pyparted-3.8-5.fc18.x86_64, python-libs-2.7.3-13.fc18.x86_64
package:        anaconda-18.37.11-1.fc18.x86_64
packaging.log:  
product:        Fedora
release:        Fedora release 18 (Spherical Cow)
type:           libreport
version:        18