[  487.961248] netdevsim netdevsim702 eni702np1: renamed from eth1
[  488.056867] netdevsim netdevsim435 eni435np1: renamed from eth0
[  488.280296] Could not find device with ifindex 2000 in netnsfd 11
[  488.280589] Could not find netns with fd: 2000
[  488.280681] Cannot link a netdevsim to itself
[  488.280782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).