[ 1225.713993][T11135] netdevsim netdevsim608 eni608np1: renamed from eth1
[ 1225.734886][T11137] netdevsim netdevsim321 eni321np1: renamed from eth0
[ 1229.083284][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1229.084063][T11129] Could not find netns with fd: 2000
[ 1229.084723][T11129] Cannot link a netdevsim to itself
[ 1229.085795][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).