[  759.801070][T14741] netdevsim netdevsim450 eni450np1: renamed from eth0
[  759.822551][T14740] netdevsim netdevsim756 eni756np1: renamed from eth1
[  760.364222][T14729] Could not find device with ifindex 2000 in netnsfd 11
[  760.364814][T14729] Could not find netns with fd: 2000
[  760.365224][T14729] Cannot link a netdevsim to itself
[  760.365684][T14729] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).