[  534.460054] netdevsim netdevsim295 eni295np1: renamed from eth0
[  534.557640] netdevsim netdevsim766 eni766np1: renamed from eth1
[  534.799658] Could not find device with ifindex 2000 in netnsfd 11
[  534.799830] Could not find netns with fd: 2000
[  534.799912] Cannot link a netdevsim to itself
[  534.800008] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).