[  858.162314][T15785] netdevsim netdevsim419 eni419np1: renamed from eth0
[  858.195269][T15787] netdevsim netdevsim513 eni513np1: renamed from eth1
[  858.778007][T15772] Could not find device with ifindex 2000 in netnsfd 11
[  858.778618][T15772] Could not find netns with fd: 2000
[  858.779245][T15772] Cannot link a netdevsim to itself
[  858.779767][T15772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).