On Wed, Aug 16, 2017 at 06:03:22PM +0800, jingyun@xxxxxxxxxxxx wrote: > hi, there > > thx in advance; > > I encounter a strange (maybe) bug: > During the suspending of my linux box(which runs debian 9), I hit the key of > the USB interfaced keyboard; > after making sure the box enter suspend state for a while ( which I can tell > from the power LED blinks), > I can NOT wakeup it by hit that keyboard any more. > But if I do NOT hit the key during the suspending, I CAN wake it up by hitting > the keyboard. > > After that I tried Ubuntu 16.04(runs 4.4 version kernel ) and Ubuntu 14.04 ( > 3.13 kernel). > And I found all of them got the same problem; > > Do not know if this is the right place to ask. Just a try. Sounds like your system does not support USB wakeup, which is very common, sorry. good luck! greg k-h _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies