There seems to be a problem with glm::axisAngle(), a regression brought in with commit 26b3e3ed788f5f6adcde11c5ec6a41aa100d29cd (Fixed axisAngle NaN #638).
Take this example code:
#include <cstdio>
#include "glm/vec3.hpp"
#include "glm/mat4x4.hpp"