[  881.675646][T15794] netdevsim netdevsim442 eni442np1: renamed from eth0
[  881.688904][T15793] netdevsim netdevsim720 eni720np1: renamed from eth1
[  882.320967][T15782] Could not find device with ifindex 2000 in netnsfd 11
[  882.321606][T15782] Could not find netns with fd: 2000
[  882.322072][T15782] Cannot link a netdevsim to itself
[  882.322604][T15782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).