(gdb) run
Starting program: /usr/games/supertux
(no debugging symbols found)
Failed to read a valid object file image from memory.
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[Thread debugging using libthread_db enabled]
[New Thread -1216317760 (LWP 9663)]
(no debugging symbols found)
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[/home/david/.supertux2] is in the search path
[/usr/share/games/supertux] is in the search path
[New Thread -1216443504 (LWP 9666)]
Invalid button '0' in buttonmap
Invalid button '1' in buttonmap
[New Thread -1225204848 (LWP 9670)]
supertux: xcb_xlib.c:50: xcb_xlib_unlock: Assertion `c->xlib.lock' failed.
Program received signal SIGABRT, Aborted.
[Switching to Thread -1216317760 (LWP 9663)]
0xffffe410 in ?? ()
(gdb) bt full
#0 0xffffe410 in ?? ()
No symbol table info available.
#1 0xbfc55918 in ?? ()
No symbol table info available.
#2 0x00000006 in ?? ()
No symbol table info available.
#3 0x000025bf in ?? ()
No symbol table info available.
#4 0xb7b3d160 in raise () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#5 0xb7b3ea71 in abort () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#6 0xb7b3661e in __assert_fail () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#7 0xb782a651 in xcb_xlib_unlock () from /usr/lib/libxcb-xlib.so.0
No symbol table info available.
#8 0xb788ad41 in _XCBUnlockDisplay (dpy=0x8203990) at ../../src/xcb_lock.c:41
__PRETTY_FUNCTION__ = "_XCBUnlockDisplay"
#9 0xb7e39922 in __glXInitialize () from /usr/lib/libGL.so.1
No symbol table info available.
#10 0xb7e3549d in ?? () from /usr/lib/libGL.so.1
No symbol table info available.
#11 0x08203450 in ?? ()
No symbol table info available.
#12 0x00000000 in ?? ()
No symbol table info available