[  487.993408] netdevsim netdevsim432 eni432np1: renamed from eth0
[  487.994042] netdevsim netdevsim743 eni743np1: renamed from eth1
[  488.077840] Could not find device with ifindex 2000 in netnsfd 11
[  488.077983] Could not find netns with fd: 2000
[  488.078091] Cannot link a netdevsim to itself
[  488.078215] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).