[  474.819700] netdevsim netdevsim465 eni465np1: renamed from eth0
[  474.820033] netdevsim netdevsim530 eni530np1: renamed from eth1
[  474.924769] Could not find device with ifindex 2000 in netnsfd 11
[  474.924926] Could not find netns with fd: 2000
[  474.925039] Cannot link a netdevsim to itself
[  474.925157] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).