[ 1242.555063][T13058] netdevsim netdevsim309 eni309np1: renamed from eth0
[ 1242.647175][T13057] netdevsim netdevsim753 eni753np1: renamed from eth1
[ 1245.478495][T13046] Could not find device with ifindex 2000 in netnsfd 11
[ 1245.479777][T13046] Could not find netns with fd: 2000
[ 1245.480657][T13046] Cannot link a netdevsim to itself
[ 1245.481753][T13046] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).