Re: *** glibc detected *** lmtpd: double free or corruption (out): 0x00002aaaacdeaa10 *** : 2 Time(s) problem

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What I understand is this :

When postfix try to deliver an email, it open a LMTP connection with cyrus
and cyrus, instead of speaking correct LMTP reply with garbage.
BUT 2aaaac388000-2aaaac479000 r-xp 00000000 fd:00 12452057 /lib64/libdb-4.3.so
is not realy garbage this look like to be the memory areas of a process.
Try a
# cat  /proc/XXXX/smaps | grep "^[0-9]
where XXXX is any valid process PID, you will see :-)

How do you stop/start cyrus ?
Do you use the usual sysV startup scripts ?
If so could you shuthdown cyrus, login on the console of the computer,
(not a ssh or a telnet) and start cyrus using

# /usr/lib/cyrus-imapd/cyrus-master -d

and see if the problem append again



On 9/12/07, Ali Nebi <anebi@xxxxxxxxxxxx> wrote:
> Thanks for the fast answer.
>
> > This mean this is an occasional error, not a permanent one ?
> > What do you do to solve this ?
>
> We get these messages last week only, before that we don't get this kind
> of messages in the logs.
>
> About our sent messages the people receive them when mail server is
> working, the messages are in the queue i suppose.
>
> I'm trying to understand what is the problem, i can't do anything at
> this moment.
>
> We get also these messages in the maillog:
>
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: non-LMTP response
> from
> hermod.iguanait.com[/var/lib/imap/socket/lmtp]:2aaaac385000-2aaaac386000
> rw-p 00012000 fd:00 12452021 /lib64/libresolv-2.5.so
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: to prevent loss of
> mail, turn off command pipelining for /var/lib/imap/socket/lmtp with the
> lmtp_discard_lhlo_keyword_address_maps parameter
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: non-LMTP response
> from
> hermod.iguanait.com[/var/lib/imap/socket/lmtp]:2aaaac386000-2aaaac388000
> rw-p 2aaaac386000 00:00 0
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: to prevent loss of
> mail, turn off command pipelining for /var/lib/imap/socket/lmtp with the
> lmtp_discard_lhlo_keyword_address_maps parameter
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: non-LMTP response
> fromhermod.iguanait.com[/var/lib/imap/socket/lmtp]:2aaaac388000-2aaaac479000 r-xp 00000000 fd:00 12452057                   /lib64/libdb-4.3.so
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: to prevent loss of
> mail, turn off command pipelining for /var/lib/imap/socket/lmtp with the
> lmtp_discard_lhlo_keyword_address_maps parameter
> Sep 12 12:57:49 hermod postfix/lmtp[14429]: warning: non-LMTP response
> from hermod.iguanait.com[/var/lib/imap/socket/lmtp]:
> 2aaaac67d000-2aaaac685000 r-xp 00000000 fd:00
> 6590877                    /usr/lib64/libwrap.so.0.7.6
>
> I increased only proccess limits to be 200.
>
> There we have running mysql only.
> Yes, the hardware is ok. We have 4 GB RAM, 8 GB Swap space, the machines
> are ok. I think that this is not related with bad RAM or something
> similar, because if there is some bad block memory, then probably we
> will receive this kind of messages from other applications too.
>
> What can i do in this situation?
>
>
> ----
> Cyrus Home Page: http://cyrusimap.web.cmu.edu/
> Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki
> List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
>


-- 
Alain Spineux
aspineux gmail com
May the sources be with you
----
Cyrus Home Page: http://cyrusimap.web.cmu.edu/
Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki
List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html

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