Verified with this setting "A06 / 12.04.2 + 3.11.0-15", this issue can be reproduced if reboot command has been run. I also found that if USB stick is plugged, reboot symptom will disappear.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1288161 Title: [Dell Inspiron 7737] System reboots itself after powered off To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-saucy/+bug/1288161/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs