This isn't happening all the time, But I do get fairly frequent freezes. Sound keeps playing in the background but the display "flickers" but doesn't track movement.
Running latest drivers & the latest Oculus software (not the beta software)
System : Ryzen 5 1500x (stock) 8gb 3000mhz DDR4 Windows 10 64bit Pro EVGA Nvidia GTX 1060 6gb (stock) 250gb Samsung SSD 1TB WD Blue HDD
Dude, I have literally the exact same problem, I have sent a ticket to Oculus, put 2 discussions up and nothing. If i ever figure something out I'll let you know.