I guess it's related to openGL:
Code:
(gdb) backtrace
#0 0x00000000 in ?? ()
#1 0xb7defda5 in pthread_once () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6d91ace in glXChannelRectSyncSGIX () from /usr/lib/libGL.so.1
#3 0xb6dc32b8 in ?? () from /usr/lib/libGL.so.1
#4 0xb6d91e20 in _init () from /usr/lib/libGL.so.1
#5 0xbf8ea7a8 in ?? ()
#6 0x00000000 in ?? ()
#7 0x00000002 in ?? ()
#8 0x00000002 in ?? ()
#9 0x00000003 in ?? ()
#10 0x00000005 in ?? ()
#11 0xb6d91e1b in _init () from /usr/lib/libGL.so.1
#12 0xb7a876c0 in ?? ()
#13 0x00001e51 in ?? ()
#14 0xb6d91df7 in _init () from /usr/lib/libGL.so.1
#15 0xb7a876c0 in ?? ()
#16 0x00001e51 in ?? ()
#17 0x00000000 in ?? ()
#18 0xb6db6620 in ?? () from /usr/lib/libGL.so.1
#19 0xb7fec838 in ?? () from /lib/ld-linux.so.2
#20 0x08206048 in ?? ()
#21 0x08205d90 in ?? ()
#22 0xbf8ea7d8 in ?? ()
#23 0xb7c961e5 in ?? () from /lib/tls/i686/cmov/libc.so.6
#24 0xb7fe22ab in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
Previous frame inner to this frame (corrupt stack?)
How can I reinstall openGL?