[  719.096131][T13194] netdevsim netdevsim356 eni356np1: renamed from eth0
[  719.131827][T13197] netdevsim netdevsim557 eni557np1: renamed from eth1
[  719.914803][T13181] Could not find device with ifindex 2000 in netnsfd 11
[  719.919637][T13181] Could not find netns with fd: 2000
[  719.920321][T13181] Cannot link a netdevsim to itself
[  719.921355][T13181] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).