The VM migration is failing with "libguestfs error: inspect_os: int_of_string" error

Issue

The VM migration from VMware is failing with following error

augeas pathexpr = /augeas/load/*[ "/etc/fstab/" !~ regexp('^') + glob(incl) + regexp('/.*') ]^M
check_fstab_entry: augeas path: /files/etc/fstab/4^M
check_fstab_entry: spec=/dev/sdb^M
check_fstab_entry: mp=/var/lib^M
resolve_fstab_device: /dev/sdb matched xdev^M
ocaml_exn: 'inspect_os' raised 'Failure' exception^M
guestfsd: error: int_of_string^M
guestfsd: => inspect_os (0x1e0) took 44.74 secslibguestfs: trace: v2v: inspect_os = NULL (error)
virt-v2v: error: libguestfs error: inspect_os: int_of_string
rm -rf '/var/tmp/null.M8L106'