[ 1431.204719][T12520] netdevsim netdevsim632 eni632np1: renamed from eth1
[ 1431.317577][T12521] netdevsim netdevsim355 eni355np1: renamed from eth0
[ 1434.947700][T12513] Could not find device with ifindex 2000 in netnsfd 11
[ 1434.948634][T12513] Could not find netns with fd: 2000
[ 1434.949339][T12513] Cannot link a netdevsim to itself
[ 1434.950110][T12513] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).