[  489.446171] netdevsim netdevsim495 eni495np1: renamed from eth0
[  489.446837] netdevsim netdevsim761 eni761np1: renamed from eth1
[  489.543476] Could not find device with ifindex 2000 in netnsfd 11
[  489.543624] Could not find netns with fd: 2000
[  489.543743] Cannot link a netdevsim to itself
[  489.543865] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).