[  753.005224][T14640] netdevsim netdevsim383 eni383np1: renamed from eth0
[  753.024227][T14642] netdevsim netdevsim615 eni615np1: renamed from eth1
[  753.578577][T14628] Could not find device with ifindex 2000 in netnsfd 11
[  753.579426][T14628] Could not find netns with fd: 2000
[  753.580442][T14628] Cannot link a netdevsim to itself
[  753.581123][T14628] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).