[  988.790323][T12064] netdevsim netdevsim543 eni543np1: renamed from eth1
[  988.897145][T12060] netdevsim netdevsim448 eni448np1: renamed from eth0
[  990.534375][T12449] Could not find device with ifindex 2000 in netnsfd 11
[  990.535339][T12449] Could not find netns with fd: 2000
[  990.536261][T12449] Cannot link a netdevsim to itself
[  990.536990][T12449] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).