[  513.109596] netdevsim netdevsim375 eni375np1: renamed from eth0
[  513.207532] netdevsim netdevsim582 eni582np1: renamed from eth1
[  513.413536] Could not find device with ifindex 2000 in netnsfd 11
[  513.413790] Could not find netns with fd: 2000
[  513.413902] Cannot link a netdevsim to itself
[  513.414023] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).