[ 1020.666250][T12639] netdevsim netdevsim708 eni708np1: renamed from eth1
[ 1020.778147][T12641] netdevsim netdevsim406 eni406np1: renamed from eth0
[ 1022.616808][T12718] Could not find device with ifindex 2000 in netnsfd 11
[ 1022.617828][T12718] Could not find netns with fd: 2000
[ 1022.618636][T12718] Cannot link a netdevsim to itself
[ 1022.619455][T12718] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).