[  482.618923] netdevsim netdevsim486 eni486np1: renamed from eth0
[  482.720476] netdevsim netdevsim538 eni538np1: renamed from eth1
[  483.080191] Could not find device with ifindex 2000 in netnsfd 11
[  483.080319] Could not find netns with fd: 2000
[  483.080384] Cannot link a netdevsim to itself
[  483.080465] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).