[  483.757440] netdevsim netdevsim301 eni301np1: renamed from eth0
[  483.858277] netdevsim netdevsim586 eni586np1: renamed from eth1
[  484.208457] Could not find device with ifindex 2000 in netnsfd 11
[  484.208660] Could not find netns with fd: 2000
[  484.208757] Cannot link a netdevsim to itself
[  484.208879] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).