[  484.433683] netdevsim netdevsim352 eni352np1: renamed from eth0
[  484.433986] netdevsim netdevsim542 eni542np1: renamed from eth1
[  484.522487] Could not find device with ifindex 2000 in netnsfd 11
[  484.522577] Could not find netns with fd: 2000
[  484.522624] Cannot link a netdevsim to itself
[  484.522678] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).