[ 1222.317685][T11147] netdevsim netdevsim595 eni595np1: renamed from eth1
[ 1222.324066][T11148] netdevsim netdevsim421 eni421np1: renamed from eth0
[ 1225.689416][T11140] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.690106][T11140] Could not find netns with fd: 2000
[ 1225.690649][T11140] Cannot link a netdevsim to itself
[ 1225.691357][T11140] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).