[  475.062387] netdevsim netdevsim355 eni355np1: renamed from eth0
[  475.062699] netdevsim netdevsim567 eni567np1: renamed from eth1
[  475.144845] Could not find device with ifindex 2000 in netnsfd 11
[  475.144929] Could not find netns with fd: 2000
[  475.144971] Cannot link a netdevsim to itself
[  475.145022] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).