[ 1313.043940][T12683] netdevsim netdevsim681 eni681np1: renamed from eth1
[ 1313.183100][T12687] netdevsim netdevsim332 eni332np1: renamed from eth0
[ 1316.045043][T12674] Could not find device with ifindex 2000 in netnsfd 11
[ 1316.046313][T12674] Could not find netns with fd: 2000
[ 1316.047232][T12674] Cannot link a netdevsim to itself
[ 1316.048444][T12674] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).