[  509.231866] netdevsim netdevsim585 eni585np1: renamed from eth1
[  509.329283] netdevsim netdevsim461 eni461np1: renamed from eth0
[  509.524371] Could not find device with ifindex 2000 in netnsfd 11
[  509.524584] Could not find netns with fd: 2000
[  509.524676] Cannot link a netdevsim to itself
[  509.524774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).