[  852.106963][T15796] netdevsim netdevsim290 eni290np1: renamed from eth0
[  852.128240][T15798] netdevsim netdevsim744 eni744np1: renamed from eth1
[  852.855388][T15783] Could not find device with ifindex 2000 in netnsfd 11
[  852.856159][T15783] Could not find netns with fd: 2000
[  852.856678][T15783] Cannot link a netdevsim to itself
[  852.857751][T15783] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).