[  799.030777][T15702] netdevsim netdevsim304 eni304np1: renamed from eth0
[  799.050206][T15703] netdevsim netdevsim513 eni513np1: renamed from eth1
[  799.686251][T15688] Could not find device with ifindex 2000 in netnsfd 11
[  799.686855][T15688] Could not find netns with fd: 2000
[  799.687358][T15688] Cannot link a netdevsim to itself
[  799.687853][T15688] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).