[  484.486920] netdevsim netdevsim278 eni278np1: renamed from eth0
[  484.587926] netdevsim netdevsim618 eni618np1: renamed from eth1
[  484.912692] Could not find device with ifindex 2000 in netnsfd 11
[  484.912831] Could not find netns with fd: 2000
[  484.912906] Cannot link a netdevsim to itself
[  484.912997] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).