[  490.781659] netdevsim netdevsim594 eni594np1: renamed from eth1
[  490.878633] netdevsim netdevsim411 eni411np1: renamed from eth0
[  491.078526] Could not find device with ifindex 2000 in netnsfd 11
[  491.078747] Could not find netns with fd: 2000
[  491.078842] Cannot link a netdevsim to itself
[  491.078954] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).