[ 1263.027167][T12617] netdevsim netdevsim370 eni370np1: renamed from eth0
[ 1263.098577][T12616] netdevsim netdevsim603 eni603np1: renamed from eth1
[ 1265.654871][T12606] Could not find device with ifindex 2000 in netnsfd 11
[ 1265.656018][T12606] Could not find netns with fd: 2000
[ 1265.656913][T12606] Cannot link a netdevsim to itself
[ 1265.657986][T12606] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).