[ 1297.429270][T11144] netdevsim netdevsim672 eni672np1: renamed from eth1
[ 1297.453966][T11145] netdevsim netdevsim443 eni443np1: renamed from eth0
[ 1301.071343][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1301.072169][T11137] Could not find netns with fd: 2000
[ 1301.072791][T11137] Cannot link a netdevsim to itself
[ 1301.073657][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).