Re: [Libevent-users] http.c:689: Assertion req != NULL failed in evhttp_connection_fail

[Alexey Ozeritsky <aozeritsky@xxxxxxxxx>]

Works fine now, thanks.

On Wed, May 25, 2011 at 7:13 PM, Kevin Ko <kevin.s.ko@xxxxxxxxx> wrote:
> Hi, Alexey.
> It looks like it's related to a small bug that was inadvertently introduced
> between 2.0.10 and 2.0.11.  A patch was committed to fix it a few days ago:
> http://levent.git.sourceforge.net/git/gitweb.cgi?p=levent/libevent;a=commitdiff;h=0848814ac496167133bec5f8d564387b5111440f
> Kevin
>
> On Wed, May 25, 2011 at 5:29 AM, Alexey Ozeritsky <aozeritsky@xxxxxxxxx>
> wrote:
>>
>> Hello,
>>
>> I got assertion in http.c:689 (Assertion req != NULL failed in
>> evhttp_connection_fail)
>> libevent version 2.0.11
>>
>> Stack trace:
>> (gdb) where
>> #0  0x00007f83465d3095 in raise () from /lib/libc.so.6
>> #1  0x00007f83465d4af0 in abort () from /lib/libc.so.6
>> #2  0x000000000042ce92 in event_exit ()
>> #3  0x000000000042d378 in event_errx ()
>> #4  0x0000000000433d73 in evhttp_connection_fail ()
>> #5  0x00000000004350f9 in evhttp_error_cb ()
>> #6  0x000000000043515c in evhttp_connection_cb ()
>> #7  0x0000000000428062 in _bufferevent_run_eventcb ()
>> #8  0x0000000000446f69 in bufferevent_socket_connect ()
>> #9  0x000000000044704b in bufferevent_connect_getaddrinfo_cb ()
>> #10 0x000000000042f158 in evutil_getaddrinfo_async ()
>> #11 0x00000000004471f0 in bufferevent_socket_connect_hostname ()
>> #12 0x0000000000436a78 in evhttp_connection_connect ()
>> #13 0x0000000000436c23 in evhttp_make_request ()
>> #14 0x0000000000412675 in do_advice (s=-1, p=1, arg=0x6783b0)
>>    at /home/aozeritsky/projects/push-client/src/network.c:710
>> #15 0x000000000041bc22 in event_process_active_single_queue ()
>> #16 0x000000000041c17f in event_process_active ()
>> #17 0x000000000041c75a in event_base_loop ()
>> #18 0x0000000000413556 in network_loop (unused=0x0)
>>    at /home/aozeritsky/projects/push-client/src/network.c:1048
>> #19 0x00007f83469093f7 in start_thread () from /lib/libpthread.so.0
>> #20 0x00007f8346678b4d in clone () from /lib/libc.so.6
>> #21 0x0000000000000000 in ?? ()
>>
>> evhttp_connection was created with fake address:
>>
>> conn = evhttp_connection_base_new(event_base, 0, addr /* "8081" <-
>> fake */, port /* 80 <- ok*/);
>> ......
>> req = evhttp_request_new(on_advice, t);
>> assert(req != 0);
>> evhttp_add_header(req->output_headers, "Host", host);
>> evhttp_add_header(req->output_headers, "Connection", "close");
>> ....
>> evhttp_make_request(conn, req, EVHTTP_REQ_GET, uri); /* <- got assertion
>> here */
>>
>> Is it expected behaviour or bug ?
>> ***********************************************************************
>> To unsubscribe, send an e-mail to majordomo@xxxxxxxxxxxxx with
>> unsubscribe libevent-users    in the body.
>
>
***********************************************************************
To unsubscribe, send an e-mail to majordomo@xxxxxxxxxxxxx with
unsubscribe libevent-users    in the body.