Bug#188592: xserver-xfree86: cannot handle 3 keys at the same time

[Oohara Yuuma <oohara@libra.interq.or.jp>]

Package: xserver-xfree86
Version: 4.1.0-16
Severity: normal

The space key doesn't work when holding down the up key and the left key.
xev said:

KeyPress event, serial 26, synthetic NO, window 0x1c00001,
    root 0x70, subw 0x0, time 2096900425, (86,70), root:(679,655),
    state 0x0, keycode 98 (keysym 0xff52, Up), same_screen YES,
    XLookupString gives 0 characters:  ""

[snip auto-repeat]

KeyPress event, serial 26, synthetic NO, window 0x1c00001,
    root 0x70, subw 0x0, time 2096901178, (86,70), root:(679,655),
    state 0x0, keycode 100 (keysym 0xff51, Left), same_screen YES,
    XLookupString gives 0 characters:  ""

[snip auto-repeat]
[presses the space key]

KeyPress event, serial 26, synthetic NO, window 0x1c00001,
    root 0x70, subw 0x0, time 2096902551, (86,70), root:(679,655),
    state 0x0, keycode 135 (keysym 0x0, NoSymbol), same_screen YES,
    XLookupString gives 0 characters:  ""

Any combination of 2 of the 3 keys works.

-- System Information
Debian Release: 3.0
Kernel Version: Linux grain 2.4.18 #1 Fri Jul 19 13:47:12 JST 2002 i686 unknown

Versions of the packages xserver-xfree86 depends on:
hi  debconf        1.1.22         Debian configuration management system
hi  libc6          2.3.1-16       GNU C Library: Shared libraries and Timezone
hi  xserver-common 4.1.0-16       files and utilities common to all X servers
hi  zlib1g         1.1.4-1        compression library - runtime