[ 1046.558766][T12587] netdevsim netdevsim527 eni527np1: renamed from eth1
[ 1046.574478][T12588] netdevsim netdevsim283 eni283np1: renamed from eth0
[ 1048.507539][T12580] Could not find device with ifindex 2000 in netnsfd 11
[ 1048.509249][T12580] Could not find netns with fd: 2000
[ 1048.510458][T12580] Cannot link a netdevsim to itself
[ 1048.511836][T12580] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).