[ 1203.976839][T11135] netdevsim netdevsim612 eni612np1: renamed from eth1
[ 1204.002348][T11136] netdevsim netdevsim446 eni446np1: renamed from eth0
[ 1207.303866][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1207.304612][T11128] Could not find netns with fd: 2000
[ 1207.305177][T11128] Cannot link a netdevsim to itself
[ 1207.305857][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).