[  528.218458] netdevsim netdevsim402 eni402np1: renamed from eth0
[  528.317629] netdevsim netdevsim578 eni578np1: renamed from eth1
[  528.532544] Could not find device with ifindex 2000 in netnsfd 11
[  528.532753] Could not find netns with fd: 2000
[  528.532840] Cannot link a netdevsim to itself
[  528.532939] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).