[  516.505179] netdevsim netdevsim698 eni698np1: renamed from eth1
[  516.602845] netdevsim netdevsim368 eni368np1: renamed from eth0
[  516.799841] Could not find device with ifindex 2000 in netnsfd 11
[  516.799999] Could not find netns with fd: 2000
[  516.800084] Cannot link a netdevsim to itself
[  516.800192] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).