For sake of completeness: Me too on kernel 4.8.0-30 $ uname -r 4.8.0-30-generic
$ lsb_release -a LSB Version: core-9.20160110ubuntu5-amd64:core-9.20160110ubuntu5-noarch:printing-9.20160110ubuntu5-amd64:printing-9.20160110ubuntu5-noarch:security-9.20160110ubuntu5-amd64:security-9.20160110ubuntu5-noarch Distributor ID: Ubuntu Description: Ubuntu 16.10 Release: 16.10 Codename: yakkety It's an USB Gigabit Ethernet Adapter: kernel: [ 3088.042749] usb 3-3: New USB device found, idVendor=2357, idProduct=0601 kernel: [ 3088.042751] usb 3-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6 kernel: [ 3088.042753] usb 3-3: Product: USB 10/100/1000 LAN kernel: [ 3088.042754] usb 3-3: Manufacturer: TP-LINK kernel: [ 3088.042755] usb 3-3: SerialNumber: 000001000000 kernel: [ 3088.043975] cdc_ether 3-3:2.0 eth0: register 'cdc_ether' at usb-0000:00:14.0-3, CDC Ethernet Device, f4:f2:6d:1e:c2:77 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1626371 Title: cdc_ether fills kernel log To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1626371/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs