[ 1307.674493][T12614] netdevsim netdevsim656 eni656np1: renamed from eth1
[ 1307.792066][T12617] netdevsim netdevsim288 eni288np1: renamed from eth0
[ 1310.321516][T12606] Could not find device with ifindex 2000 in netnsfd 11
[ 1310.322929][T12606] Could not find netns with fd: 2000
[ 1310.323792][T12606] Cannot link a netdevsim to itself
[ 1310.335274][T12606] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).