[  482.463878] netdevsim netdevsim293 eni293np1: renamed from eth0
[  482.561083] netdevsim netdevsim561 eni561np1: renamed from eth1
[  482.770658] Could not find device with ifindex 2000 in netnsfd 11
[  482.770954] Could not find netns with fd: 2000
[  482.771040] Cannot link a netdevsim to itself
[  482.771177] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).