Description of problem:
Installing 20160427 rawhide image

Version-Release number of selected component:
anaconda-25.7-1

The following was filed automatically by anaconda:
anaconda 25.7-1 exception report
Traceback (most recent call first):
  File "/usr/lib64/python3.5/site-packages/bytesize/bytesize.py", line 512, in __truediv__
    return Decimal(self._c_size.true_div(other._c_size))
  File "/usr/lib/python3.5/site-packages/blivet/size.py", line 79, in __truediv__
    ret = bytesize.Size.__truediv__(self, other)
  File "/usr/lib/python3.5/site-packages/blivet/util.py", line 319, in total_memory
    mem = (mem / bs + 1) * bs
  File "/usr/lib/python3.5/site-packages/blivet/autopart.py", line 58, in swap_suggestion
    mem = util.total_memory()
  File "/usr/lib64/python3.5/site-packages/pyanaconda/ui/gui/spokes/storage.py", line 825, in _check_space_and_get_dialog
    auto_swap = autopart.swap_suggestion()
  File "/usr/lib64/python3.5/site-packages/pyanaconda/ui/gui/spokes/storage.py", line 967, in on_back_clicked
    dialog = self._check_space_and_get_dialog(disks)
decimal.InvalidOperation: [<class 'decimal.ConversionSyntax'>]

Additional info:
addons:         com_redhat_docker, com_redhat_kdump
cmdline:        /usr/bin/python3  /sbin/anaconda
cmdline_file:   BOOT_IMAGE=vmlinuz initrd=initrd.img inst.stage2=hd:LABEL=Fedora-WS-dvd-x86_64-rawh quiet
dnf.rpm.log:    May 01 07:36:10 INFO --- logging initialized ---
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         4.6.0-0.rc5.git0.1.fc25.x86_64
product:        Fedora
release:        Cannot get release name.
reproducible:   Not sure how to reproduce the problem
type:           anaconda
version:        rawhide