[ 1349.782190][T12850] netdevsim netdevsim472 eni472np1: renamed from eth0
[ 1349.906381][T12847] netdevsim netdevsim587 eni587np1: renamed from eth1
[ 1352.736711][T12837] Could not find device with ifindex 2000 in netnsfd 11
[ 1352.739977][T12837] Could not find netns with fd: 2000
[ 1352.741997][T12837] Cannot link a netdevsim to itself
[ 1352.757811][T12837] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).