[ 1316.474304][T12791] netdevsim netdevsim744 eni744np1: renamed from eth1
[ 1316.498743][T12793] netdevsim netdevsim342 eni342np1: renamed from eth0
[ 1319.485087][T12780] Could not find device with ifindex 2000 in netnsfd 11
[ 1319.486271][T12780] Could not find netns with fd: 2000
[ 1319.487184][T12780] Cannot link a netdevsim to itself
[ 1319.488289][T12780] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).