I believe it is a bug from ibus-xim. (GTK_IM_MODULE=xim) I've been using GNOME, ibus-gtk and ibus-gtk3 for years without such this problem.
- Bug#812826: ibus: while typing a Korean character, pressing s... Changwoo Ryu
I believe it is a bug from ibus-xim. (GTK_IM_MODULE=xim) I've been using GNOME, ibus-gtk and ibus-gtk3 for years without such this problem.