..and for one more datapoint, QEMU seems to be hung spinning on a futex:
futex(0xb05520, FUTEX_WAIT_PRIVATE, 2, NULL) = -1 EAGAIN (Resource temporarily unavailable) futex(0xb054f4, FUTEX_CMP_REQUEUE_PRIVATE, 1, 2147483647, 0xb05520, 1104376) = 1
..and for one more datapoint, QEMU seems to be hung spinning on a futex:
futex(0xb05520, FUTEX_WAIT_PRIVATE, 2, NULL) = -1 EAGAIN (Resource temporarily unavailable) REQUEUE_ PRIVATE, 1, 2147483647, 0xb05520, 1104376) = 1
futex(0xb054f4, FUTEX_CMP_