[  798.637545][T15630] netdevsim netdevsim424 eni424np1: renamed from eth0
[  798.643659][T15631] netdevsim netdevsim514 eni514np1: renamed from eth1
[  799.410658][T15619] Could not find device with ifindex 2000 in netnsfd 11
[  799.411192][T15619] Could not find netns with fd: 2000
[  799.411575][T15619] Cannot link a netdevsim to itself
[  799.412001][T15619] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).