[ 1207.880581][T12609] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1207.906204][T12611] netdevsim netdevsim560 eni560np1: renamed from eth1
[ 1210.492845][T12601] Could not find device with ifindex 2000 in netnsfd 11
[ 1210.494097][T12601] Could not find netns with fd: 2000
[ 1210.495044][T12601] Cannot link a netdevsim to itself
[ 1210.496225][T12601] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).