[ 1286.756613][T13015] netdevsim netdevsim489 eni489np1: renamed from eth0
[ 1286.872772][T13014] netdevsim netdevsim519 eni519np1: renamed from eth1
[ 1289.527895][T13002] Could not find device with ifindex 2000 in netnsfd 11
[ 1289.529643][T13002] Could not find netns with fd: 2000
[ 1289.530646][T13002] Cannot link a netdevsim to itself
[ 1289.532007][T13002] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).