[ 1172.803695][ T9946] netdevsim netdevsim266 eni266np1: renamed from eth0
[ 1172.810071][ T9952] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1175.533465][ T9937] Could not find device with ifindex 2000 in netnsfd 11
[ 1175.535783][ T9937] Could not find netns with fd: 2000
[ 1175.536719][ T9937] Cannot link a netdevsim to itself
[ 1175.537802][ T9937] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).