[ 1318.336657][T12187] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1318.446777][T12186] netdevsim netdevsim529 eni529np1: renamed from eth1
[ 1321.947142][T12179] Could not find device with ifindex 2000 in netnsfd 11
[ 1321.947979][T12179] Could not find netns with fd: 2000
[ 1321.948595][T12179] Cannot link a netdevsim to itself
[ 1321.949312][T12179] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).