bash.postrm correctly removes /bin/bash and /bin/rbash from /etc/shells.
bash.postinst should have added them, but seems not to have.
Workaround: sudo /usr/sbin/add-shell /bin/bash sudo /usr/sbin/add-shell /bin/rbash
bash.postrm correctly removes /bin/bash and /bin/rbash from /etc/shells.
bash.postinst should have added them, but seems not to have.
Workaround:
sudo /usr/sbin/add-shell /bin/bash
sudo /usr/sbin/add-shell /bin/rbash