[ 1330.957924][T12784] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1331.102097][T12785] netdevsim netdevsim382 eni382np1: renamed from eth0
[ 1333.790318][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1333.791704][T12777] Could not find netns with fd: 2000
[ 1333.792659][T12777] Cannot link a netdevsim to itself
[ 1333.793783][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).