Do you have time to install a test kernel before the system hangs up? If so, it might be good to test the latest mainline kernel to see if this bug is already fixed:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9/
Do you have time to install a test kernel before the system hangs up? If so, it might be good to test the latest mainline kernel to see if this bug is already fixed:
http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v4.9/