[  802.301880][T14598] netdevsim netdevsim303 eni303np1: renamed from eth0
[  802.317500][T14600] netdevsim netdevsim527 eni527np1: renamed from eth1
[  802.925024][T14586] Could not find device with ifindex 2000 in netnsfd 11
[  802.925994][T14586] Could not find netns with fd: 2000
[  802.926503][T14586] Cannot link a netdevsim to itself
[  802.927100][T14586] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).