[ 1292.918440][T12849] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1292.934731][T12845] netdevsim netdevsim448 eni448np1: renamed from eth0
[ 1295.602290][T12834] Could not find device with ifindex 2000 in netnsfd 11
[ 1295.603814][T12834] Could not find netns with fd: 2000
[ 1295.604689][T12834] Cannot link a netdevsim to itself
[ 1295.605805][T12834] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).