Using the latest update version(aurora_3.0_beta2_update2) I had about 5-6 reboots so far, and a New Strange Issue.
The device was on deep sleep from last night without any opened app before goes to this state.
When I tried before an hour to wake it up, instead of lock screen appear, I get a black screen with the capasitive buttons demi-lit and the led flashed periodiacaly(every 3 secs) with a green light. And this happens every time I'm trying to wakeup the device from then. I haven't reboot it yet.
Here is the logcat output, when try to wakeup the device: