[ 1228.963720][T11268] netdevsim netdevsim281 eni281np1: renamed from eth0
[ 1228.977038][T11267] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 1232.159757][T11260] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.160481][T11260] Could not find netns with fd: 2000
[ 1232.161061][T11260] Cannot link a netdevsim to itself
[ 1232.161955][T11260] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).