Re: [Libevent-users] Segfault under specific conditions

[Niels Provos <provos@xxxxxxxxx>]

Next time, try the following:

On Wed, Mar 10, 2010 at 1:14 PM, David Titarenco
<david.titarenco@xxxxxxxxx> wrote:
> Program received signal SIGSEGV, Segmentation fault.
> 0xb7bf49b4 in free () from /lib/libc.so.6
> (gdb) bt
> #0  0xb7bf49b4 in free () from /lib/libc.so.6
> #1  0xb7ed0798 in mm_free (ptr=0x31313932) at event.c:2407
> #2  0xb7ee6d76 in evhttp_response_code (req=0x3131392a, code=503,
> reason=0x813d288 "ERROR") at http.c:2179
> #3  0xb7eec023 in evhttp_send_reply (req=0x9f40570, code=503,
> reason=0x813d288 "ERROR", databuf=0x9f3f7a0) at http.c:2093

(gdb) frame 4
(gdb) p *req

BTW, you mentioned iterating over a STL hash table.  Is it possible
that you are deleting elements from the hash table while iterating
over it?   An erase invalidates the iterator.

Niels.
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