[  774.842359][T14763] netdevsim netdevsim392 eni392np1: renamed from eth0
[  774.863160][T14765] netdevsim netdevsim745 eni745np1: renamed from eth1
[  775.435167][T14751] Could not find device with ifindex 2000 in netnsfd 11
[  775.435787][T14751] Could not find netns with fd: 2000
[  775.436288][T14751] Cannot link a netdevsim to itself
[  775.436856][T14751] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).