[  482.655298] netdevsim netdevsim403 eni403np1: renamed from eth0
[  482.756923] netdevsim netdevsim598 eni598np1: renamed from eth1
[  483.064037] Could not find device with ifindex 2000 in netnsfd 11
[  483.064187] Could not find netns with fd: 2000
[  483.064269] Cannot link a netdevsim to itself
[  483.064380] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).