[ 1016.115657][T12071] netdevsim netdevsim389 eni389np1: renamed from eth0
[ 1016.190386][T12133] netdevsim netdevsim636 eni636np1: renamed from eth1
[ 1018.067114][T12456] Could not find device with ifindex 2000 in netnsfd 11
[ 1018.068114][T12456] Could not find netns with fd: 2000
[ 1018.068818][T12456] Cannot link a netdevsim to itself
[ 1018.069691][T12456] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).