[  517.133933] netdevsim netdevsim551 eni551np1: renamed from eth1
[  517.231482] netdevsim netdevsim364 eni364np1: renamed from eth0
[  517.471015] Could not find device with ifindex 2000 in netnsfd 11
[  517.471222] Could not find netns with fd: 2000
[  517.471317] Cannot link a netdevsim to itself
[  517.471428] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).