[  762.105829][T14582] netdevsim netdevsim457 eni457np1: renamed from eth0
[  762.116431][T14584] netdevsim netdevsim572 eni572np1: renamed from eth1
[  762.675083][T14570] Could not find device with ifindex 2000 in netnsfd 11
[  762.675663][T14570] Could not find netns with fd: 2000
[  762.676115][T14570] Cannot link a netdevsim to itself
[  762.676843][T14570] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).