waiting for boot device

So I'm having this really issue. I have Ubuntu, Windows and Mojave on the same SSD and everything used to be fine but after some update I guess, I started facing this problem. Here goes: Shutdown any of Windows/Ubuntu/Mojave and then try to boot into Mojave -> Waiting on boot-uuid-media error...

I've tried installing OS X Yosemite on my Lenovo U510, specs: 3rd generation Intel® Core™ i3-3227U (1.90GHz 1600MHz 3MB) 4GB RAM Intel® HD Graphics 4000 15.6" HD LED display (16:9 widescreen) (1366x768) 1TB HDD ​I've tried using npci=x2000 -x -v UseKernelCache=No [cpus=1] Without using the...