[  762.596785][T14562] netdevsim netdevsim291 eni291np1: renamed from eth0
[  762.608084][T14564] netdevsim netdevsim733 eni733np1: renamed from eth1
[  763.182846][T14550] Could not find device with ifindex 2000 in netnsfd 11
[  763.183603][T14550] Could not find netns with fd: 2000
[  763.184362][T14550] Cannot link a netdevsim to itself
[  763.190200][T14550] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).