[ 1238.440191][T12738] netdevsim netdevsim725 eni725np1: renamed from eth1
[ 1238.546312][T12741] netdevsim netdevsim482 eni482np1: renamed from eth0
[ 1241.041388][T12733] Could not find device with ifindex 2000 in netnsfd 11
[ 1241.045256][T12733] Could not find netns with fd: 2000
[ 1241.046157][T12733] Cannot link a netdevsim to itself
[ 1241.048191][T12733] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).