[ 1208.815716][ T9522] netdevsim netdevsim624 eni624np1: renamed from eth1
[ 1208.918066][ T9521] netdevsim netdevsim355 eni355np1: renamed from eth0
[ 1212.597492][ T9513] Could not find device with ifindex 2000 in netnsfd 11
[ 1212.599137][ T9513] Could not find netns with fd: 2000
[ 1212.600184][ T9513] Cannot link a netdevsim to itself
[ 1212.601448][ T9513] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).