-ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Mouse", ATTR{serial}=="42", TEST=="power/control", ATTR{power/control}="auto"
-ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Tablet", ATTR{serial}=="42", TEST=="power/control", ATTR{power/control}="auto"
-ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Keyboard", ATTR{serial}=="42", TEST=="power/control", ATTR{power/control}="auto"
-
-#
-# Enable autosuspend for KVM and iLO usb hid devices. These are
-# effectively self-powered (despite what some claim in their USB
-# profiles) and so it's safe to do so.
-#
-
-# AMI 046b:ff10
-ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="046b", ATTR{idProduct}=="ff10", TEST=="power/control", ATTR{power/control}="auto"
+# Note that there are buggy qemu versions (0.13 & older) which
+# advertise remote wakeup support but don't actually implement
+# it correctly. This is the reason why we need a match for the
+# serial number here. Old, broken versions have serial "1".
+# It has been changed to "42" after fixing the bug to indicate
+# remote wakeup is working.
+ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Mouse", ATTR{serial}!="1", TEST=="power/control", ATTR{power/control}="auto"
+ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Tablet", ATTR{serial}!="1", TEST=="power/control", ATTR{power/control}="auto"
+ACTION=="add", SUBSYSTEM=="usb", ATTR{product}=="QEMU USB Keyboard", ATTR{serial}!="1", TEST=="power/control", ATTR{power/control}="auto"