[  797.576437][T14588] netdevsim netdevsim396 eni396np1: renamed from eth0
[  797.596577][T14590] netdevsim netdevsim537 eni537np1: renamed from eth1
[  798.341413][T14576] Could not find device with ifindex 2000 in netnsfd 11
[  798.342254][T14576] Could not find netns with fd: 2000
[  798.343281][T14576] Cannot link a netdevsim to itself
[  798.343996][T14576] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).