[  476.884387] netdevsim netdevsim446 eni446np1: renamed from eth0
[  476.884720] netdevsim netdevsim727 eni727np1: renamed from eth1
[  476.976028] Could not find device with ifindex 2000 in netnsfd 11
[  476.976122] Could not find netns with fd: 2000
[  476.976182] Cannot link a netdevsim to itself
[  476.976231] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).