[  481.350430] netdevsim netdevsim366 eni366np1: renamed from eth0
[  481.450350] netdevsim netdevsim656 eni656np1: renamed from eth1
[  481.826391] Could not find device with ifindex 2000 in netnsfd 11
[  481.826537] Could not find netns with fd: 2000
[  481.826661] Cannot link a netdevsim to itself
[  481.826778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).