Genymotion - /usr/lib64/libX11.so.6: undefined symbol: xcb_wait_for_reply64
In my case i had to remove to files: libxcb.so.1 and libdrm.so.2. I'm using Kali Rolling.
To solve this problem, navigate to extracted folder (/opt/genymobile/genymotion in my case) and remove the libxcb.so.1 file.