[ 1230.789806][T12767] netdevsim netdevsim534 eni534np1: renamed from eth1
[ 1230.840889][T12768] netdevsim netdevsim499 eni499np1: renamed from eth0
[ 1233.354206][T12760] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.356091][T12760] Could not find netns with fd: 2000
[ 1233.357964][T12760] Cannot link a netdevsim to itself
[ 1233.359884][T12760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).