[ 1464.722990][T12616] netdevsim netdevsim524 eni524np1: renamed from eth1
[ 1464.748266][T12618] netdevsim netdevsim371 eni371np1: renamed from eth0
[ 1468.666147][T12610] Could not find device with ifindex 2000 in netnsfd 11
[ 1468.667088][T12610] Could not find netns with fd: 2000
[ 1468.667803][T12610] Cannot link a netdevsim to itself
[ 1468.669043][T12610] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).