[  753.952476][T14290] netdevsim netdevsim309 eni309np1: renamed from eth0
[  753.969733][T14293] netdevsim netdevsim695 eni695np1: renamed from eth1
[  754.602092][T14278] Could not find device with ifindex 2000 in netnsfd 11
[  754.603004][T14278] Could not find netns with fd: 2000
[  754.603375][T14278] Cannot link a netdevsim to itself
[  754.603810][T14278] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).