Re: corrupted double-linked list - Mailing list pgsql-hackers

From Maarten Foqué
Subject Re: corrupted double-linked list
Date
Msg-id 1252568713.2919.39.camel@dornbirn.edch
Whole thread Raw
In response to Re: corrupted double-linked list  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Thanks,

you were right on.

regards,
Maarten

On Wed, 2009-09-09 at 13:47 -0400, Tom Lane wrote:
> Maarten Foqué <maarten.foque@edchq.com> writes:
> > The program crashes on PQclear(resu) with the following:
> > *** glibc detected *** ./incident_relay: corrupted double-linked list:
> > 0x09c459c8 ***
> 
> This looks like a memory-stomp type of bug.  There's no reason to assume
> that PQclear is the cause; it's more likely the victim of a stomp that
> occurred sometime earlier.  I'd suggest running the app under valgrind
> or electric fence or some other memory-overrun-catcher.
> 
>             regards, tom lane


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