[  797.828029][T14598] netdevsim netdevsim345 eni345np1: renamed from eth0
[  797.839794][T14600] netdevsim netdevsim763 eni763np1: renamed from eth1
[  798.476391][T14586] Could not find device with ifindex 2000 in netnsfd 11
[  798.477204][T14586] Could not find netns with fd: 2000
[  798.477575][T14586] Cannot link a netdevsim to itself
[  798.478001][T14586] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).