[  455.187292] netdevsim netdevsim602 eni602np1: renamed from eth1
[  455.187530] netdevsim netdevsim381 eni381np1: renamed from eth0
[  455.280912] Could not find device with ifindex 2000 in netnsfd 11
[  455.281069] Could not find netns with fd: 2000
[  455.281186] Cannot link a netdevsim to itself
[  455.281307] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).