Same problem here:

Code:
[  350.214457] traps: gst-plugin-scan[6188] trap invalid opcode ip:7f8d55de76d1 sp:7ffcbfceba90 error:0 in libmfx.so.1.31[7f8
d55de5000+5000]
[  350.253482] traps: gst-plugin-scan[6201] trap invalid opcode ip:7f4fe51486d1 sp:7ffe0e3ff7e0 error:0 in libmfx.so.1.31[7f4
fe5146000+5000]
[  353.167790] traps: ghb[6187] trap invalid opcode ip:7ffb239f66d1 sp:7ffd10237570 error:0 in libmfx.so.1.31[7ffb239f4000+50
00]