[Klone-users] Re: Segmentation fault in kloned

[Stefano Barbato]

Hi Steven,

could you provide a sample webapp/ dir with html files that fire-up  
the error? can you?

thanks,
s








On 29/set/08, at 16:57, Steven Van Ingelgem wrote:

> Ok, I have been able to reproduce the error.
>
> Change in request.c "REQUEST_DEFAULT_POST_TIMEOUT" into for example  
> 5, and if you sent it requests, the kloned will crash after 5  
> seconds. But seems only if you send it "posts". Not when sending gets.
>
> Greetings,
> Steven
>
> 2008/9/29 Steven Van Ingelgem <steven at vaningelgem.be>
>
> =====================================================================
> Program received signal SIGSEGV, Segmentation fault.
> 0x0810f7c7 in ?? ()
> (gdb) bt
> #0  0x0810f7c7 in ?? ()
> #1  0x0807c15e in io_close (io=0x8115600) at io.c:447
> #2  0x0806ef94 in request_cb_close_socket (al=0x810fc50,  
> arg=0x8115600) at request.c:1545
> #3  0x0805d1d8 in timerm_sigalrm (sigalrm=14) at timer.c:100
> #4  <signal handler called>
> #5  0xb7efd410 in ?? ()
> #6  0xbfcb5138 in ?? ()
> #7  0xbfcb5028 in ?? ()
> #8  0xbfcb50a8 in ?? ()
> #9  0xb7bd40fd in select () from /lib/tls/i686/cmov/libc.so.6
> #10 0x0804fb0c in server_loop (s=0x810fa18) at server.c:953
> #11 0x08052084 in app_run () at main.c:157
> #12 0x08052558 in main (argc=3, argv=0xbfcb5244) at entry.c:408
> =====================================================================
>
> This occurs when I'm running an AJAX-called javascript function with  
> a timeout of 1500ms.
> It's not always at the same call this crashes... But generally it's  
> like after half a minute or so.
>
> =====================================================================
> (gdb) up
> #1  0x0807c15e in io_close (io=0x8115600) at io.c:447
> 447             dbg_err_if(io->close(io));
> (gdb) up
> #2  0x0806ef94 in request_cb_close_socket (al=0x810fc50,  
> arg=0x8115600) at request.c:1545
> 1545        io_close(io);
> (gdb) up
> #3  0x0805d1d8 in timerm_sigalrm (sigalrm=14) at timer.c:100
> 100             al->cb(al, al->arg);
> (gdb) down
> #2  0x0806ef94 in request_cb_close_socket (al=0x810fc50,  
> arg=0x8115600) at request.c:1545
> 1545        io_close(io);
> (gdb) display io
> 1: io = (io_t *) 0x8115600
> (gdb) display io->name
> 2: io->name = 0x8113fc0 "\230?\021\b"
> (gdb) display io->eof
> 3: io->eof = 1222693008
> (gdb) display io->type
> 4: io->type = 134672157
> =====================================================================
>
> I think the there is somewhere not done a correct cleanup of the  
> structure which the " timerm_sigalrm " is trying to destroy...
>
> Could you check this out?
>
>
> Thanks!
>
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