[  483.607649] netdevsim netdevsim675 eni675np1: renamed from eth1
[  483.708331] netdevsim netdevsim284 eni284np1: renamed from eth0
[  484.037942] Could not find device with ifindex 2000 in netnsfd 11
[  484.038108] Could not find netns with fd: 2000
[  484.038177] Cannot link a netdevsim to itself
[  484.038268] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).