[ 1283.127986][T12853] netdevsim netdevsim662 eni662np1: renamed from eth1
[ 1283.240665][T12852] netdevsim netdevsim508 eni508np1: renamed from eth0
[ 1285.722637][T12839] Could not find device with ifindex 2000 in netnsfd 11
[ 1285.724790][T12839] Could not find netns with fd: 2000
[ 1285.725921][T12839] Cannot link a netdevsim to itself
[ 1285.727031][T12839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).