[  830.864208][T15647] netdevsim netdevsim443 eni443np1: renamed from eth0
[  830.903311][T15648] netdevsim netdevsim680 eni680np1: renamed from eth1
[  831.570484][T15634] Could not find device with ifindex 2000 in netnsfd 11
[  831.575305][T15634] Could not find netns with fd: 2000
[  831.575964][T15634] Cannot link a netdevsim to itself
[  831.576610][T15634] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).