[ 1226.316900][T11305] netdevsim netdevsim284 eni284np1: renamed from eth0
[ 1226.348585][T11304] netdevsim netdevsim711 eni711np1: renamed from eth1
[ 1229.618645][T11296] Could not find device with ifindex 2000 in netnsfd 11
[ 1229.619705][T11296] Could not find netns with fd: 2000
[ 1229.620605][T11296] Cannot link a netdevsim to itself
[ 1229.621706][T11296] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).