[  517.697741] netdevsim netdevsim736 eni736np1: renamed from eth1
[  517.795463] netdevsim netdevsim410 eni410np1: renamed from eth0
[  518.010642] Could not find device with ifindex 2000 in netnsfd 11
[  518.010831] Could not find netns with fd: 2000
[  518.010918] Cannot link a netdevsim to itself
[  518.011019] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).