Please see coreos/bugs#2508 for an issue we are tracking at Packet regarding elevated failure rates for provisioning c1.small instances on CoreOS Stable. The symptom is provisions time out after 25 minutes; if you dig into the problem, and examine a booting system, you'll find that the error message "bond0: link status down for interface enp1s0f0, disabling it in 200 ms" is repeated on the console.