[ 1284.259170][T12791] netdevsim netdevsim328 eni328np1: renamed from eth0
[ 1284.359964][T12789] netdevsim netdevsim678 eni678np1: renamed from eth1
[ 1286.916740][T12780] Could not find device with ifindex 2000 in netnsfd 11
[ 1286.917927][T12780] Could not find netns with fd: 2000
[ 1286.918908][T12780] Cannot link a netdevsim to itself
[ 1286.920014][T12780] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).