[Dovecot] Possible bug in v1.1.1

[Timo Sirainen]

On Aug 8, 2008, at 1:17 AM, John Wood wrote:

>> Can you still reproduce this crash? http://dovecot.org/bugreport.html
>> lists some things about how to get a core dump.
>
> I changed things to try to get a core and, of course, for nearly a 2  
> weeks got nothing at all. Figures. After you released 1.1.2 I went  
> ahead and updated. A few days later I got a nice core waiting for me.
>
> Unfortunately I made the mistake of not watching the ports build and  
> didn't see that that it lacked -g, so the backtrace is only  
> partially useful.

It doesn't show much more than that it most likely died in FETCH  
command. A lot of the function call order is impossible so the  
backtrace was somehow wrong/corrupted.

> In an attempt to stop wasting your time I have recompiled with -g  
> and an now running that set of binaries. The next time this happens  
> I should have useful backtrace for 1.1.2.

Thanks.

>> I doubt the message itself had anything to do with it. Just deleting
>> dovecot.index.cache probably fixes the issue?
>>
>> Anyway I just tried causing the "Broken MIME parts" error myself. I
>> couldn't get Dovecot to crash (and the problem got fixed  
>> automatically).
>
> I've not gone as far as doing that. All of the users on this system  
> use mbox format, so if you think it would help I can just run a find  
> | xargs to remove all of the dovecot.index.cache files. However, if  
> I do this I may deny you the chance to see what keeps causing this.  
> Would you prefer I leave it and try for another core? The crashes do  
> not happen enough that users are screaming for my blood, yet :)

Just leave them for now :)
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