sat@sat-ubuntu:~$ dpkg -l | grep mesa
ii libgl1-mesa-dri 7.5-1ubuntu1 A free implementation of the OpenGL API -- D
ii libgl1-mesa-glx 7.5-1ubuntu1 A free implementation of the OpenGL API -- G
ii libglu1-mesa 7.5-1ubuntu1 The OpenGL utility library (GLU)
ii mesa-utils 7.5-1ubuntu1 Miscellaneous Mesa GL utilities
I have downgraded mesa, but this still freeze.
sat@sat-ubuntu:~$ dpkg -l | grep mesa
ii libgl1-mesa-dri 7.5-1ubuntu1 A free implementation of the OpenGL API -- D
ii libgl1-mesa-glx 7.5-1ubuntu1 A free implementation of the OpenGL API -- G
ii libglu1-mesa 7.5-1ubuntu1 The OpenGL utility library (GLU)
ii mesa-utils 7.5-1ubuntu1 Miscellaneous Mesa GL utilities