[  483.251350] netdevsim netdevsim356 eni356np1: renamed from eth0
[  483.251828] netdevsim netdevsim606 eni606np1: renamed from eth1
[  483.339986] Could not find device with ifindex 2000 in netnsfd 11
[  483.340072] Could not find netns with fd: 2000
[  483.340116] Cannot link a netdevsim to itself
[  483.340167] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).