[ 1021.972965][T12633] netdevsim netdevsim376 eni376np1: renamed from eth0
[ 1022.030149][T12584] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1023.924881][T12629] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.926149][T12629] Could not find netns with fd: 2000
[ 1023.926887][T12629] Cannot link a netdevsim to itself
[ 1023.927675][T12629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).