Hi, I have a bug with exactly the same symptoms. I'm also running Ubuntu 12.04, some of the specs:
Uname: Linux 3.2.0-24-generic x86_64 Package: linux-image-3.2.0-24-generic 3.2.0-24.39 Apport version: 2.0.1-0ubuntu8 ALSA version: 1.0.25 CUPS version: libcups2:i386 1.5.3-0ubuntu1 Proprietary modules: fglrx-amdcccle 2:8.960-0ubuntu1 (AMD Catalyst) Hardware: m/b: ASRock G41M-S3 cpu: Intel Q9650 @2.83Ghz x4 graphics: Radeon HD 4870 usb peripherals: Canon MX 330 printer/scanner (installed w/ cups), wired keyboard, mouse, logitech mic audio: Logitech S-220 2.1 speakers I haven't tried the 3.4 Kernel yet, but will do when I get the chance. If anyone has any thoughts or breakthroughs - much appreciated, Thanks in advance. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1002382 Title: Ubuntu 12.04 hangs on shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1002382/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs