[ 1241.575314][T12785] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1241.666862][T12788] netdevsim netdevsim484 eni484np1: renamed from eth0
[ 1244.430420][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.431647][T12776] Could not find netns with fd: 2000
[ 1244.432895][T12776] Cannot link a netdevsim to itself
[ 1244.434454][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).