StacktraceTop: ?? () __libc_csu_init () __libc_start_main (main=0x805c710, argc=1, ubp_av=0xbf92a214, init=0x80e1480 <__libc_csu_init>, fini=0x80e14e0 <__libc_csu_fini>, rtld_fini=0x968bc0, stack_end=0xbf92a20c) at libc-start.c:185 _start ()
StacktraceTop: 0xbf92a20c) at libc-start.c:185
?? ()
__libc_csu_init ()
__libc_start_main (main=0x805c710, argc=1, ubp_av=0xbf92a214, init=0x80e1480 <__libc_csu_init>, fini=0x80e14e0 <__libc_csu_fini>, rtld_fini=0x968bc0, stack_end=
_start ()