[ 1244.645286][T11125] netdevsim netdevsim570 eni570np1: renamed from eth1
[ 1244.669604][T11127] netdevsim netdevsim462 eni462np1: renamed from eth0
[ 1248.128547][T11119] Could not find device with ifindex 2000 in netnsfd 11
[ 1248.129274][T11119] Could not find netns with fd: 2000
[ 1248.129898][T11119] Cannot link a netdevsim to itself
[ 1248.130592][T11119] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).