[ 1224.898899][T11129] netdevsim netdevsim260 eni260np1: renamed from eth0
[ 1224.924464][T11130] netdevsim netdevsim707 eni707np1: renamed from eth1
[ 1228.168416][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.169266][T11123] Could not find netns with fd: 2000
[ 1228.169819][T11123] Cannot link a netdevsim to itself
[ 1228.170576][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).