[  514.758027] netdevsim netdevsim362 eni362np1: renamed from eth0
[  514.855527] netdevsim netdevsim741 eni741np1: renamed from eth1
[  515.096498] Could not find device with ifindex 2000 in netnsfd 11
[  515.096685] Could not find netns with fd: 2000
[  515.096776] Cannot link a netdevsim to itself
[  515.096894] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).