ok so now i've recompiled with the -c option thanks to mathieu,
here is the new backtrace of the crash:
(gdb) bt
#0 0x0012d422 in __kernel_vsyscall ()
#1 0x002874d1 in raise () from /lib/tls/i686/cmov/libc.so.6
#2 0x0028a932 in abort () from /lib/tls/i686/cmov/libc.so.6
#3 0x002bdee5 in ?? () from /lib/tls/i686/cmov/libc.so.6
#4 0x0033ded8 in __fortify_fail () from /lib/tls/i686/cmov/libc.so.6
#5 0x0033cf10 in __chk_fail () from /lib/tls/i686/cmov/libc.so.6
#6 0x0033c648 in ?? () from /lib/tls/i686/cmov/libc.so.6
#7 0x002c659e in _IO_default_xsputn () from /lib/tls/i686/cmov/libc.so.6
#8 0x0029d38c in vfprintf () from /lib/tls/i686/cmov/libc.so.6
#9 0x0033c6fd in __vsprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#10 0x0033c63d in __sprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#11 0x027f27c6 in sprintf (x=0x39dff4, hostname=0x8596730, fportno=9001)
    at /usr/include/bits/stdio2.h:34
#12 mp3cast_connect (x=0x39dff4, hostname=0x8596730, fportno=9001)
    at mp3cast~.c:650
#13 0x080b651f in pd_typedmess (x=0x858f430, s=0x8520118, argc=2,
    argv=0xbfffed5c) at m_class.c:794
#14 0x080b88cf in outlet_anything (x=0x858f518, s=0x8520118, argc=2,
    argv=0xbfffed5c) at m_obj.c:442
#15 0x080b613c in pd_typedmess (x=0x858f504, s=0x8520118, argc=2,
    argv=0xbfffed5c) at m_class.c:813
#16 0x080bb47a in binbuf_eval (x=0x8598690, target=<value optimized out>,
    argc=1, argv=0xbfffedb8) at m_binbuf.c:726

this is beyond my abilities...
any idea of what i can do to prevent this crash?
thanks a lot,

n

Le 18/03/10 13:51, Nicolas Montgermont a écrit :

recompliling following your instructions show that the problem is in the mp3cast_connect function:

Program received signal SIGABRT, Aborted.
0x0012d422 in __kernel_vsyscall ()
(gdb) backtrace
#0 0x0012d422 in __kernel_vsyscall ()
#1 0x002874d1 in raise () from /lib/tls/i686/cmov/libc.so.6
#2 0x0028a932 in abort () from /lib/tls/i686/cmov/libc.so.6
#3 0x002bdee5 in ?? () from /lib/tls/i686/cmov/libc.so.6
#4 0x0033ded8 in __fortify_fail () from /lib/tls/i686/cmov/libc.so.6
#5 0x0033cf10 in __chk_fail () from /lib/tls/i686/cmov/libc.so.6
#6 0x0033c648 in ?? () from /lib/tls/i686/cmov/libc.so.6
#7 0x002c659e in _IO_default_xsputn () from /lib/tls/i686/cmov/libc.so.6
#8 0x0029d38c in vfprintf () from /lib/tls/i686/cmov/libc.so.6
#9 0x0033c6fd in __vsprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#10 0x0033c63d in __sprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#11 0x027f27c6 in mp3cast_connect () from /home/aof/Bureau/mp3cast~.pd_linux
#12 0x08530608 in ?? ()
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
(gdb)

can i do something else to identify the problem?
thx
n

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