[  477.784072] netdevsim netdevsim259 eni259np1: renamed from eth0
[  477.784674] netdevsim netdevsim617 eni617np1: renamed from eth1
[  477.879373] Could not find device with ifindex 2000 in netnsfd 11
[  477.879471] Could not find netns with fd: 2000
[  477.879521] Cannot link a netdevsim to itself
[  477.879584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).