I've tested and confirmed that commit c191a836a908d1dd6b40c503741f91b914de3348 is indeed the root cause of the issue. For those interested, a test kernel with the commit reverted can be found at the following:
http://people.canonical.com/~ogasawara/lp731878/amd64/ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/731878 Title: shutdown(2) behavior changed in kernel -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
