[  484.466780] netdevsim netdevsim357 eni357np1: renamed from eth0
[  484.567314] netdevsim netdevsim737 eni737np1: renamed from eth1
[  484.938749] Could not find device with ifindex 2000 in netnsfd 11
[  484.938922] Could not find netns with fd: 2000
[  484.939006] Cannot link a netdevsim to itself
[  484.939102] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).