I believe I've found the fix for this issue for 3.13.
If you can, please test the kernel posted on comment #1 on this bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1346917
Make sure KSM is enabled; and any workarounds for this bug are disabled.
If this fixes the issue for you, you are welcome to mark this bug as a duplicate of 1346917.
I believe I've found the fix for this issue for 3.13. /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1346917
If you can, please test the kernel posted on comment #1 on this bug:
https:/
Make sure KSM is enabled; and any workarounds for this bug are disabled.
If this fixes the issue for you, you are welcome to mark this bug as a duplicate of 1346917.
Thanks!