The period for Win32 timers is very short and always the same independent of dynticks, so it's possible that the timer fires before qemu_run_all_timers has reset alarm_timer->pending to zero. Reset alarm_timer->pending before rearming.
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> --- qemu-timer.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/qemu-timer.c b/qemu-timer.c index 329d3a4..49eac86 100644 --- a/qemu-timer.c +++ b/qemu-timer.c @@ -706,14 +706,14 @@ void configure_icount(const char *option) void qemu_run_all_timers(void) { + alarm_timer->pending = 0; + /* rearm timer, if not periodic */ if (alarm_timer->expired) { alarm_timer->expired = 0; qemu_rearm_alarm_timer(alarm_timer); } - alarm_timer->pending = 0; - /* vm time timers */ if (vm_running) { qemu_run_timers(vm_clock); -- 1.6.6.1