Confirmed. It only happens when booting with usplash (that's why it does not happen when you boot rescue mode). For reproducing it is enough to enable SULOGIN in /etc/default/rcS and boot with splash enabled.
Confirmed. It only happens when booting with usplash (that's why it does not happen when you boot rescue mode). For reproducing it is enough to enable SULOGIN in /etc/default/rcS and boot with splash enabled.