>>> Extracting info
 * Package:    net-firewall/iptables-1.8.1-r1
 * Repository: gentoo
 * USE:        elibc_glibc userland_GNU kernel_linux ipv6 arm
 * FEATURES:   ccache distcc distcc-pump preserve-libs sandbox userpriv usersandbox
>>> Extracting net-firewall/iptables-1.8.1-r1
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/portage/dbapi/_MergeProcess.py", line 234, in _spawn
    prev_mtimes=self.prev_mtimes, counter=counter)
  File "/usr/lib/python3.6/site-packages/portage/dbapi/vartree.py", line 1676, in wrapper
    return f(self, *args, **kwargs)
  File "/usr/lib/python3.6/site-packages/portage/dbapi/vartree.py", line 5132, in merge
    counter=counter)
  File "/usr/lib/python3.6/site-packages/portage/dbapi/vartree.py", line 3832, in treewalk
    retval = self._security_check(others_in_slot)
  File "/usr/lib/python3.6/site-packages/portage/dbapi/vartree.py", line 3593, in _security_check
    s = os.lstat(path)
  File "/usr/lib/python3.6/site-packages/portage/__init__.py", line 250, in __call__
    rval = self._func(*wrapped_args, **wrapped_kwargs)
OSError: [Errno 74] Bad message: b'/lib/systemd/system/iptables-store.service'