[  515.805054] netdevsim netdevsim281 eni281np1: renamed from eth0
[  515.902207] netdevsim netdevsim524 eni524np1: renamed from eth1
[  516.184603] Could not find device with ifindex 2000 in netnsfd 11
[  516.184784] Could not find netns with fd: 2000
[  516.184877] Cannot link a netdevsim to itself
[  516.184977] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).