[  762.268875][T14584] netdevsim netdevsim268 eni268np1: renamed from eth0
[  762.277608][T14586] netdevsim netdevsim697 eni697np1: renamed from eth1
[  762.852131][T14572] Could not find device with ifindex 2000 in netnsfd 11
[  762.852801][T14572] Could not find netns with fd: 2000
[  762.853287][T14572] Cannot link a netdevsim to itself
[  762.853814][T14572] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).