Comment 7 for bug 184817

After a bout of updates, I started experiencing this problem in Hardy. Before Ctrl+ALt_L worked fine; now it doesn't work whether numlock is on or not.

KeymapNotify event, serial 31, synthetic NO, window 0x0,
    keys: 0 0 0 0 32 0 0 0 1 0 0 0 0 0 0 0
           0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

KeyPress event, serial 31, synthetic NO, window 0x2400001,
    root 0x1a6, subw 0x0, time 4232555, (165,-12), root:(168,36),
    state 0x4, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES,
    XLookupString gives 0 bytes:
    XmbLookupString gives 0 bytes:
    XFilterEvent returns: False

FocusOut event, serial 31, synthetic NO, window 0x2400001,
    mode NotifyGrab, detail NotifyAncestor

FocusIn event, serial 31, synthetic NO, window 0x2400001,
    mode NotifyUngrab, detail NotifyAncestor

KeymapNotify event, serial 31, synthetic NO, window 0x0,
    keys: 0 0 0 0 32 64 0 0 1 0 0 0 0 0 0 0
           0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

KeyRelease event, serial 31, synthetic NO, window 0x2400001,
    root 0x1a6, subw 0x0, time 4232819, (165,-12), root:(168,36),
    state 0xc, keycode 46 (keysym 0x6c, l), same_screen YES,
    XLookupString gives 1 bytes: (0c) "
                                       "
    XFilterEvent returns: False

KeyRelease event, serial 31, synthetic NO, window 0x2400001,
    root 0x1a6, subw 0x0, time 4232843, (165,-12), root:(168,36),
    state 0xc, keycode 37 (keysym 0xffe3, Control_L), same_screen YES,
    XLookupString gives 0 bytes:
    XFilterEvent returns: False

KeyRelease event, serial 31, synthetic NO, window 0x2400001,
    root 0x1a6, subw 0x0, time 4232843, (165,-12), root:(168,36),
    state 0x8, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES,
    XLookupString gives 0 bytes:
    XFilterEvent returns: False