[Dovecot] Segfault in imap process

[Timo Sirainen]

On Wed, 2005-05-11 at 18:32 -0400, Todd Burroughs wrote:
> I'm running the CVS version from May 9.  I've seen these errors in the
> log file before (every time I open my mailbox), but this is the first
> time it crashed.
> 
> dovecot: May 11 15:00:18 Error:  8438 IMAP(todd.bluegenesis.com): Corrupted index cache file /mailhome/new/t/b/todd.bluegenesis.com/.imap/INBOX/dovecot.index.cache: Duplicated field in header: hdr.RESENT-TO

You were using mmap_disable=yes, right? May 10 a few fixes were done to
it, hopefully fixing this problem too.

> (gdb) p data->rec
> $3 = (const struct mail_index_record *) 0xb7c71834
> (gdb) p data->rec->flags
> Cannot access memory at address 0xb7c71838

You still have the core file? Does "p *data" look like it even contains
valid data?