@Rafael, I have uninstalled the mainline kernel v3.14.15 and booted into v3.13.0-32, but still it only offers me to upgrade `linux-libc-dev` and nothing else.
$ uname -a Linux aditya-desktop 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:12 UTC 2014 i686 athlon i686 GNU/Linux $ dpkg -l | grep "linux\-[a-z]*\-" | awk '{print $2}' linux-headers-3.13.0-32 linux-headers-3.13.0-32-generic linux-headers-generic linux-image-3.13.0-30-generic linux-image-3.13.0-32-generic linux-image-extra-3.13.0-30-generic linux-image-extra-3.13.0-32-generic linux-image-generic linux-libc-dev:i386 linux-sound-base -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1221995 Title: 0a12:0001 Bluetooth Dongle (Cambridge Silicon Radio, Ltd) doesn't work with 3.11 or 3.13 kernels To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1221995/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs