[ 1222.358985][T11141] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1222.378959][T11140] netdevsim netdevsim660 eni660np1: renamed from eth1
[ 1225.590333][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.591528][T11133] Could not find netns with fd: 2000
[ 1225.592469][T11133] Cannot link a netdevsim to itself
[ 1225.593595][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).