[ 1229.047309][T11123] netdevsim netdevsim569 eni569np1: renamed from eth1
[ 1229.101904][T11125] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1232.390229][T11117] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.391315][T11117] Could not find netns with fd: 2000
[ 1232.392318][T11117] Cannot link a netdevsim to itself
[ 1232.393583][T11117] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).