I suspect this is because the test is doing a blocking read on /dev/rtc* and the test will block until 1 second wakeups get triggered. In this case, it seems like the RTC_UIE_ON ioctl did not trigger the wakeup or the wakeup didn't fire on the VM and the ADT test timeout out after 4 hrs.
I suspect this is because the test is doing a blocking read on /dev/rtc* and the test will block until 1 second wakeups get triggered. In this case, it seems like the RTC_UIE_ON ioctl did not trigger the wakeup or the wakeup didn't fire on the VM and the ADT test timeout out after 4 hrs.