[ 1036.111692][T12653] netdevsim netdevsim317 eni317np1: renamed from eth0
[ 1036.234434][T12651] netdevsim netdevsim537 eni537np1: renamed from eth1
[ 1038.129037][T12730] Could not find device with ifindex 2000 in netnsfd 11
[ 1038.130168][T12730] Could not find netns with fd: 2000
[ 1038.130917][T12730] Cannot link a netdevsim to itself
[ 1038.131844][T12730] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).