[ 1056.391483][T12763] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1056.528636][T12761] netdevsim netdevsim630 eni630np1: renamed from eth1
[ 1058.443017][T12755] Could not find device with ifindex 2000 in netnsfd 11
[ 1058.444023][T12755] Could not find netns with fd: 2000
[ 1058.444782][T12755] Cannot link a netdevsim to itself
[ 1058.445676][T12755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).