#0  0xb7554984 in ?? () from /lib/tls/i686/cmov/libc.so.6
#1  0xb70dc34e in ?? () from /usr/lib/libxcb.so.1
#2  0x00000003 in ?? ()
#3  0x0891b348 in ?? ()
#4  0x00000020 in ?? ()
#5  0xb70dc2d8 in ?? () from /usr/lib/libxcb.so.1
#6  0x080de3dc in ?? ()
#7  0x080de3fc in ?? ()
#8  0x00000000 in ?? ()