[ 1227.168521][T13055] netdevsim netdevsim315 eni315np1: renamed from eth0
[ 1227.279696][T13053] netdevsim netdevsim726 eni726np1: renamed from eth1
[ 1229.799442][T13042] Could not find device with ifindex 2000 in netnsfd 11
[ 1229.800532][T13042] Could not find netns with fd: 2000
[ 1229.801389][T13042] Cannot link a netdevsim to itself
[ 1229.802487][T13042] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).