[ 1254.096435][T13059] netdevsim netdevsim663 eni663np1: renamed from eth1
[ 1254.171721][T13060] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1256.852184][T13048] Could not find device with ifindex 2000 in netnsfd 11
[ 1256.857116][T13048] Could not find netns with fd: 2000
[ 1256.858623][T13048] Cannot link a netdevsim to itself
[ 1256.861479][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).