[ 1299.242096][T12854] netdevsim netdevsim494 eni494np1: renamed from eth0
[ 1299.334098][T12853] netdevsim netdevsim558 eni558np1: renamed from eth1
[ 1302.131591][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.134434][T12841] Could not find netns with fd: 2000
[ 1302.135368][T12841] Cannot link a netdevsim to itself
[ 1302.136482][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).