[  512.563011] netdevsim netdevsim482 eni482np1: renamed from eth0
[  512.661512] netdevsim netdevsim547 eni547np1: renamed from eth1
[  512.902574] Could not find device with ifindex 2000 in netnsfd 11
[  512.902750] Could not find netns with fd: 2000
[  512.902838] Cannot link a netdevsim to itself
[  512.902935] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).