#0  0xb7bcf400 in pthread_cancel () from /lib/tls/i686/cmov/libpthread.so.0
#1  0x084a5f0f in ?? ()
#2  0x0824eb60 in ?? ()
#3  0x08250d57 in ?? ()
#4  0xb737aebc in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#5  0x0805fbe1 in ?? ()