SOLVED install locks up right at "active set on" Drive X

[binaryanomaly]

I also was stuck with

Code:

"random: unblocking device."

for no obvious reason, trying to run FreeNAS on KVM.

@Chris Moore 's hint with UEFI actually helped me solving the problem. I switched back to i440fx and BIOS mode and it suddenly started working.

(Leaving that comment here in order to make it easier for folks running into the same issue finding the thread here.)