There are many USB/UVC commits between these two versions. Please run a kernel bisection:
$ sudo apt build-dep linux $ git clone git://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/xenial $ cd linux $ git bisect start $ git bisect good Ubuntu-4.4.0-170.199 $ git bisect bad Ubuntu-4.4.0-171.200 $ make localmodconfig $ make -j`nproc` deb-pkg Install the newly built kernel, then reboot with it. If it still have the same issue, $ git bisect bad Otherwise, $ git bisect good Repeat to "make -j`nproc` deb-pkg" until you find the offending commit. ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1861344 Title: uvcvideo: IPEVO Ziggi-HD document camera stops working on kernel 4.4.0-171 Status in linux package in Ubuntu: Incomplete Bug description: I have a IPEVO Ziggi-HD document camera (1778:0207) that refuses to operate on kernel 4.4.0-171 or newer. On such kernels, uvcvideo fails with the kernel message 'uvcvideo: No streaming interface found for terminal 2' and no `/dev/videoX` device is created. The camera operates correctly on kernel 4.4.0-170. Ubuntu release: 16.04.6 LTS Attached in a tarball: * a relevant /var/log/syslog fragment captured when device plugged in * `cat /proc/version_signature` * `sudo lspci -vnvn` To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1861344/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp