[  449.351272] netdevsim netdevsim293 eni293np1: renamed from eth0
[  449.448139] netdevsim netdevsim596 eni596np1: renamed from eth1
[  449.660202] Could not find device with ifindex 2000 in netnsfd 11
[  449.660374] Could not find netns with fd: 2000
[  449.660444] Cannot link a netdevsim to itself
[  449.660529] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).