[Dovecot] 2.1.2 (pop3|imap)-login crash

Luca Palazzo luca.palazzo at unict.it
Wed Mar 21 18:04:00 EET 2012


It worked. We have no more sigsegv on *-login process.

Thanks

Luca

Nella citazione in data Wed Mar 21 16:17:56 2012, Timo Sirainen ha 
scritto:
> Hi,
>
> On 20.3.2012, at 11.09, Luca Palazzo wrote:
>
>> Hi Timo, hi all,
>> after upgrading my server (both backends and load balancer) to 2.1.2 (from 2.0.17), I'm getting a log of login processes crashed in load balancer.
>>
>> 0xb77cd176 in ssl_proxy_is_handshaked (proxy=0x0) at ssl-proxy-openssl.c:710
>> 710     {
>> (gdb) bt
>> #0  0xb77cd176 in ssl_proxy_is_handshaked (proxy=0x0) at ssl-proxy-openssl.c:710
>> #1  0xb77c7295 in client_get_log_str (client=0x807b830, msg=0x804e290 "proxy(aaaaaa at dddddd.it): disconnecting x.x.x.x (Disconnected by server)") at client-common.c:469
>> #2  0xb77c73c6 in client_log (client=0x807b830, msg=0x804e290 "proxy(aaaaaaa at dddddd.it): disconnecting x.x.x.x (Disconnected by server)") at client-common.c:553
>> #3  0xb77c9a45 in login_proxy_free_reason (_proxy=<value optimized out>, reason=0x804e248 "Disconnected by server") at login-proxy.c:373
>
> Interesting. This happens because client_destroy() has already been called at the time login_proxy_free_reason() gets called. I'll need to look further into it, but for a quick workaround use the attached patch.
>


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