sudo chmod u+s /bin/mount
sudo chmod u+s /bin/umount
sudo chmod u+s /usr/sbin/mount.cifs
The above fixed it. No idea why this just started happening.
sudo chmod u+s /bin/mount
sudo chmod u+s /bin/umount
sudo chmod u+s /usr/sbin/mount.cifs
The above fixed it. No idea why this just started happening.