[  764.354282][T14747] netdevsim netdevsim402 eni402np1: renamed from eth0
[  764.366700][T14749] netdevsim netdevsim664 eni664np1: renamed from eth1
[  764.939547][T14735] Could not find device with ifindex 2000 in netnsfd 11
[  764.940061][T14735] Could not find netns with fd: 2000
[  764.940410][T14735] Cannot link a netdevsim to itself
[  764.940836][T14735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).