[  494.789136] netdevsim netdevsim546 eni546np1: renamed from eth1
[  494.884074] netdevsim netdevsim362 eni362np1: renamed from eth0
[  495.116286] Could not find device with ifindex 2000 in netnsfd 11
[  495.116706] Could not find netns with fd: 2000
[  495.116832] Cannot link a netdevsim to itself
[  495.116943] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).