[  765.046418][T14627] netdevsim netdevsim490 eni490np1: renamed from eth0
[  765.059782][T14629] netdevsim netdevsim624 eni624np1: renamed from eth1
[  765.673436][T14615] Could not find device with ifindex 2000 in netnsfd 11
[  765.674089][T14615] Could not find netns with fd: 2000
[  765.674548][T14615] Cannot link a netdevsim to itself
[  765.675114][T14615] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).