[ 1320.984606][T12612] netdevsim netdevsim758 eni758np1: renamed from eth1
[ 1321.085217][T12615] netdevsim netdevsim434 eni434np1: renamed from eth0
[ 1323.791064][T12604] Could not find device with ifindex 2000 in netnsfd 11
[ 1323.792259][T12604] Could not find netns with fd: 2000
[ 1323.793226][T12604] Cannot link a netdevsim to itself
[ 1323.794348][T12604] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).