[  488.424650] netdevsim netdevsim353 eni353np1: renamed from eth0
[  488.521115] netdevsim netdevsim764 eni764np1: renamed from eth1
[  488.755480] Could not find device with ifindex 2000 in netnsfd 11
[  488.755849] Could not find netns with fd: 2000
[  488.755929] Cannot link a netdevsim to itself
[  488.756018] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).