[ 1200.570391][T12772] netdevsim netdevsim754 eni754np1: renamed from eth1
[ 1200.661826][T12775] netdevsim netdevsim374 eni374np1: renamed from eth0
[ 1203.422013][T12767] Could not find device with ifindex 2000 in netnsfd 11
[ 1203.423846][T12767] Could not find netns with fd: 2000
[ 1203.425708][T12767] Cannot link a netdevsim to itself
[ 1203.427437][T12767] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).