[  431.670489] netdevsim netdevsim297 eni297np1: renamed from eth0
[  431.772221] netdevsim netdevsim755 eni755np1: renamed from eth1
[  432.152381] Could not find device with ifindex 2000 in netnsfd 11
[  432.152542] Could not find netns with fd: 2000
[  432.152637] Cannot link a netdevsim to itself
[  432.152738] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).