[ 1039.103948][T12586] netdevsim netdevsim560 eni560np1: renamed from eth1
[ 1039.208776][T12588] netdevsim netdevsim383 eni383np1: renamed from eth0
[ 1041.098781][T12580] Could not find device with ifindex 2000 in netnsfd 11
[ 1041.099804][T12580] Could not find netns with fd: 2000
[ 1041.100560][T12580] Cannot link a netdevsim to itself
[ 1041.101371][T12580] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).