Can also reproduce this way: log in as user A, switch back to GDM screen, login back in as user A. Kernel message does not happen this way. Desktop session IS active since I can get back to a GDM screen by logging user A using keyboard commands.
Can also reproduce this way: log in as user A, switch back to GDM screen, login back in as user A. Kernel message does not happen this way. Desktop session IS active since I can get back to a GDM screen by logging user A using keyboard commands.