[ 1247.283824][T11122] netdevsim netdevsim281 eni281np1: renamed from eth0
[ 1247.313879][T11121] netdevsim netdevsim567 eni567np1: renamed from eth1
[ 1250.603941][T11115] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.604710][T11115] Could not find netns with fd: 2000
[ 1250.605325][T11115] Cannot link a netdevsim to itself
[ 1250.606390][T11115] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).