[  519.725007] netdevsim netdevsim704 eni704np1: renamed from eth1
[  519.821868] netdevsim netdevsim366 eni366np1: renamed from eth0
[  520.072043] Could not find device with ifindex 2000 in netnsfd 11
[  520.072244] Could not find netns with fd: 2000
[  520.072341] Cannot link a netdevsim to itself
[  520.072460] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).