$ uname -a
Linux pallas 4.7.0-1-amd64 #1 SMP Debian 4.7.5-1 (2016-09-26) x86_64 GNU/Linux
[379781.198012] hid-generic 0005:05AC:3232.004F: unknown main item tag 0x0
[379781.198089] input: YHK-Mouse as /devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/bluetooth/hci0/hci0:12/0005:05AC:3232.004F/input/input103
[379781.198383] hid-generic 0005:05AC:3232.004F: input,hidraw0: BLUETOOTH HID v0.01 Mouse [YHK-Mouse] on c4:8e:8f:f5:64:be
I see this here, with the 4.7 kernel in Debian.
$ uname -a
Linux pallas 4.7.0-1-amd64 #1 SMP Debian 4.7.5-1 (2016-09-26) x86_64 GNU/Linux
[379781.198012] hid-generic 0005:05AC: 3232.004F: unknown main item tag 0x0 pci0000: 00/0000: 00:14.0/ usb1/1- 3/1-3:1. 0/bluetooth/ hci0/hci0: 12/0005: 05AC:3232. 004F/input/ input103 3232.004F: input,hidraw0: BLUETOOTH HID v0.01 Mouse [YHK-Mouse] on c4:8e:8f:f5:64:be
[379781.198089] input: YHK-Mouse as /devices/
[379781.198383] hid-generic 0005:05AC:
Apparently really cheap mice are affected too!